Unreviewed, rolling out r177223 and r177226.
https://bugs.webkit.org/show_bug.cgi?id=139631

Multiple tests are flakily asserting in
StyleResolver::loadPendingResources (Requested by ap_ on
#webkit).

Reverted changesets:

"[SVG Masking] Enable the use of <mask> elements for -webkit-
mask-image"
https://bugs.webkit.org/show_bug.cgi?id=139294
http://trac.webkit.org/changeset/177223

"animations/cross-fade-webkit-mask-image.html is flaky"
https://bugs.webkit.org/show_bug.cgi?id=139590
http://trac.webkit.org/changeset/177226

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@177266 268f45cc-cd09-0410-ab3c-d52691b4dbfc
diff --git a/LayoutTests/ChangeLog b/LayoutTests/ChangeLog
index 1fb7db3..f420c5a 100644
--- a/LayoutTests/ChangeLog
+++ b/LayoutTests/ChangeLog
@@ -1,3 +1,23 @@
+2014-12-14  Commit Queue  <commit-queue@webkit.org>
+
+        Unreviewed, rolling out r177223 and r177226.
+        https://bugs.webkit.org/show_bug.cgi?id=139631
+
+        Multiple tests are flakily asserting in
+        StyleResolver::loadPendingResources (Requested by ap_ on
+        #webkit).
+
+        Reverted changesets:
+
+        "[SVG Masking] Enable the use of <mask> elements for -webkit-
+        mask-image"
+        https://bugs.webkit.org/show_bug.cgi?id=139294
+        http://trac.webkit.org/changeset/177223
+
+        "animations/cross-fade-webkit-mask-image.html is flaky"
+        https://bugs.webkit.org/show_bug.cgi?id=139590
+        http://trac.webkit.org/changeset/177226
+
 2014-12-14  Chris Dumez  <cdumez@apple.com>
 
         fast/images/animated-gif-body-outside-viewport.html is flaky
diff --git a/LayoutTests/TestExpectations b/LayoutTests/TestExpectations
index a6a80b5..978ee5f 100644
--- a/LayoutTests/TestExpectations
+++ b/LayoutTests/TestExpectations
@@ -37,8 +37,6 @@
 webkit.org/b/124349 fast/hidpi/image-srcset-relative-svg-canvas-2x.html [ ImageOnlyFailure ]
 webkit.org/b/124349 fast/hidpi/image-srcset-relative-svg-canvas.html [ Pass ImageOnlyFailure ]
 
-webkit.org/b/139590 animations/cross-fade-webkit-mask-image.html [ Pass Failure ]
-
 # The test frequently times out, and is just unsuccessful at detecting incorrect behavior when it passes.
 webkit.org/b/72698 media/audio-garbage-collect.html [ Skip ]
 
diff --git a/LayoutTests/css3/masking/mask-base64-expected.html b/LayoutTests/css3/masking/mask-base64-expected.html
deleted file mode 100644
index b48a41d..0000000
--- a/LayoutTests/css3/masking/mask-base64-expected.html
+++ /dev/null
@@ -1,46 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #front {
-                width: 200px;
-                height: 160px;
-                background-color: green;
-                -webkit-mask-repeat: no-repeat;
-                -webkit-mask-origin: content-box;
-                -webkit-mask-clip: content-box;
-            }
-        </style>
-        <script>
-            var sizeX = 50, sizeY = 40, spaceX = 0, spaceY = 0, width = 200, height = 160;
-
-            var urls = Array(), size = Array(), position = Array();
-
-            function addMasks() {
-                for (var x = 0; x < width; x += sizeX + spaceX) {
-                    for (var y = 0; y < height; y += sizeY + spaceY) {
-                        urls.push("url(resources/circle.svg)");
-                        size.push(sizeX + "px " + sizeY + "px");
-                        position.push(x + "px " + y + "px");
-                    }
-                }
-
-                div = document.getElementById("front");
-
-                div.style.cssText += "-webkit-mask-image: " + urls.join(", ") + ";" +
-                                     "-webkit-mask-size: " + size.join(", ")  + ";" +
-                                     "-webkit-mask-position: " + position.join(", ") + ";";
-           }
-       </script>
-    </head>
-
-    <body onload="addMasks()">
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a 4x4 grid of green circles.</p>
-        <p>This test sets the mask-image value using base64.</p>
-        <div id="front"></div>
-    </body>
-</html>
-
diff --git a/LayoutTests/css3/masking/mask-base64.html b/LayoutTests/css3/masking/mask-base64.html
deleted file mode 100644
index 19fb286..0000000
--- a/LayoutTests/css3/masking/mask-base64.html
+++ /dev/null
@@ -1,23 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 200px;
-                height: 160px;
-                background-color: green;
-                -webkit-mask-image: url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZlcnNpb249IjEuMSIgd2lkdGg9IjM2MCIgaGVpZ2h0PSIyODgiPgogICAgPGNpcmNsZSBjeD0iMTgwIiBjeT0iMTQ0IiByPSI4MCIgLz4KPC9zdmc+Cgo=);
-                -webkit-mask-size: 50px 40px;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a 4x4 grid of green circles.</p>
-        <p>This test sets the mask-image value using base64.</p>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-multiple-values-expected.html b/LayoutTests/css3/masking/mask-multiple-values-expected.html
deleted file mode 100644
index 7a1b62b..0000000
--- a/LayoutTests/css3/masking/mask-multiple-values-expected.html
+++ /dev/null
@@ -1,57 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #back {
-                width: 500px;
-                height: 500px;
-                background-color: green;
-            }
-            .front {
-                position: absolute;
-                width: 300px;
-                height: 300px;
-                background-color: black;
-                border: 50px solid blue;
-                padding: 50px;
-                -webkit-mask-repeat: no-repeat;
-                -webkit-mask-origin: content-box;
-                -webkit-mask-clip: border-box;
-            }
-            #front1 {
-                -webkit-mask-image: url('resources/circle.png');
-                -webkit-mask-size: 150px 120px;
-                -webkit-mask-position: -120px -110px;
-            }
-            #front2 {
-                -webkit-mask-image: url('resources/masks.svg#lowerHalf');
-                -webkit-mask-size: 300px 240px;
-                -webkit-mask-position: 50px 0px;
-            }
-            #front3 {
-                -webkit-mask-image: url('resources/masks.svg#upperHalf');
-                -webkit-mask-size: 300px 240px;
-                -webkit-mask-position: 50px 0px;
-            }
-            #front4 {
-                -webkit-mask-image: url('resources/masks.svg#invalidId');
-                -webkit-mask-size: 225px 180px;
-                -webkit-mask-position: 160px 220px;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - This test uses multiple masks from multiple resources.</p>
-        <div id="back">
-            <div class="front" id="front1"></div>
-            <div class="front" id="front2"></div>
-            <div class="front" id="front3"></div>
-            <div class="front" id="front4"></div>
-        </div>
-    </body>
-</html>
-
diff --git a/LayoutTests/css3/masking/mask-multiple-values.html b/LayoutTests/css3/masking/mask-multiple-values.html
deleted file mode 100644
index ed2d675..0000000
--- a/LayoutTests/css3/masking/mask-multiple-values.html
+++ /dev/null
@@ -1,36 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #back {
-                width: 500px;
-                height: 500px;
-                background-color: green;
-            }
-            #front {
-                width: 300px;
-                height: 300px;
-                background-color: black;
-                border: 50px solid blue;
-                padding: 50px;
-                -webkit-mask-image: url('resources/circle.png'), url('resources/masks.svg#lowerHalf'), url('resources/masks.svg#upperHalf'), url('resources/masks.svg#invalidId');
-                -webkit-mask-size: 150px 120px, 300px 240px, 300px 240px, 225px 180px;
-                -webkit-mask-position: -120px -110px, 50px 0px, 50px 0px, 160px 220px;
-                -webkit-mask-repeat: no-repeat;
-                -webkit-mask-origin: content-box;
-                -webkit-mask-clip: border-box;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - This test uses multiple masks from multiple resources.</p>
-        <div id="back">
-            <div id="front"></div>
-        </div>
-    </body>
-</html>
-
diff --git a/LayoutTests/css3/masking/mask-repeat-space-padding-expected.html b/LayoutTests/css3/masking/mask-repeat-space-padding-expected.html
index 3cce138..2be9836 100644
--- a/LayoutTests/css3/masking/mask-repeat-space-padding-expected.html
+++ b/LayoutTests/css3/masking/mask-repeat-space-padding-expected.html
@@ -26,7 +26,7 @@
             function addMasks() {
                 for (var x = 0; x < width; x += sizeX + spaceX) {
                     for (var y = 0; y < height; y += sizeY + spaceY) {
-                        urls.push("url(resources/circle.svg)");
+                        urls.push("url(resources/circle.png)");
                         size.push(sizeX + "px " + sizeY + "px");
                         position.push(x + "px " + y + "px");
                     }
diff --git a/LayoutTests/css3/masking/mask-repeat-space-padding.html b/LayoutTests/css3/masking/mask-repeat-space-padding.html
index e1c480a..e1c6d3b 100644
--- a/LayoutTests/css3/masking/mask-repeat-space-padding.html
+++ b/LayoutTests/css3/masking/mask-repeat-space-padding.html
@@ -13,7 +13,7 @@
                 background-color: red;
                 border: 50px solid blue;
                 padding: 50px;
-                -webkit-mask-image: url("resources/circle.svg");
+                -webkit-mask-image: url("resources/circle.png");
                 -webkit-mask-size: 100px;
                 -webkit-mask-repeat: space;
                 -webkit-mask-origin: padding-box;
diff --git a/LayoutTests/css3/masking/mask-svg-clipped-fragmentId-expected.html b/LayoutTests/css3/masking/mask-svg-clipped-fragmentId-expected.html
deleted file mode 100644
index c7d9b83..0000000
--- a/LayoutTests/css3/masking/mask-svg-clipped-fragmentId-expected.html
+++ /dev/null
@@ -1,40 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #back {
-                width: 320px;
-                height: 420px;
-                background-color: green;
-                overflow: hidden;
-            }
-            #blackSVG {
-                position: relative;
-                left: 60px;
-                top: -35px;
-            }
-            #blueSVG {
-                position: relative;
-                left: 70px;
-                top: -474px;
-            }
-        </style>
-    </head>
-
-    <body>
-        
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - This test used a &lt;mask&gt; element and paints it at the side of the masked element, causing it to be clipped.</p>
-        <div id="back">
-            <svg id="blackSVG" width="320px" height="420px">
-                <path fill="black" d="M80,20 L280,20 L280,380 L240,380 L240,60 L80,60 L80,20"/>
-            </svg>
-            <svg id="blueSVG" width="320px" height="420px">
-                <path fill="blue" d="M70,20 L280,20 L280,395 L240,395 L240,60 L70,60 L70,20"/>
-            </svg>
-        </div>
-    </body>
-</html>
-
diff --git a/LayoutTests/css3/masking/mask-svg-clipped-fragmentId.html b/LayoutTests/css3/masking/mask-svg-clipped-fragmentId.html
deleted file mode 100644
index 2ab0941..0000000
--- a/LayoutTests/css3/masking/mask-svg-clipped-fragmentId.html
+++ /dev/null
@@ -1,35 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #back {
-                width: 320px;
-                height: 420px;
-                background-color: green;
-            }
-            #front {
-                width: 300px;
-                height: 400px;
-                background-color: black;
-                border: 10px solid blue;
-                -webkit-mask-image: url('resources/masks.svg#upperHalf');
-                -webkit-mask-size: 320px 420px;
-                -webkit-mask-position: 50px -45px;
-                -webkit-mask-repeat: no-repeat;
-                -webkit-mask-origin: content-box;
-                -webkit-mask-clip: border-box;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - This test used a &lt;mask&gt; element and paints it at the side of the masked element, causing it to be clipped.</p>
-        <div id="back">
-            <div id="front"></div>
-        </div>
-    </body>
-</html>
-
diff --git a/LayoutTests/css3/masking/mask-svg-fragmentId-expected.html b/LayoutTests/css3/masking/mask-svg-fragmentId-expected.html
deleted file mode 100644
index 5a170cd..0000000
--- a/LayoutTests/css3/masking/mask-svg-fragmentId-expected.html
+++ /dev/null
@@ -1,17 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-        </style>
-    </head>
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a green inverted-L shape and no red.</p>
-        <p>This test references a &lt;mask&gt; element from an external SVG</p>
-        <svg width="300px" height="400px">
-            <path fill="green" d="M80,20 L280,20 L280,380 L240,380 L240,60 L80,60 L80,20"/>
-        </svg>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-fragmentId.html b/LayoutTests/css3/masking/mask-svg-fragmentId.html
deleted file mode 100644
index 00fd70e..0000000
--- a/LayoutTests/css3/masking/mask-svg-fragmentId.html
+++ /dev/null
@@ -1,28 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 300px;
-                height: 400px;
-                background-color: green;
-                -webkit-mask-image:url('resources/masks.svg#upperHalf');
-            }
-            #redSvg {
-                position: absolute;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a green inverted-L shape and no red.</p>
-        <p>This test references a &lt;mask&gt; element from an external SVG</p>
-        <svg id="redSvg" width="300px" height="400px">
-            <path fill="red" d="M80,20 L280,20 L280,380 L240,380 L240,60 L80,60 L80,20"/>
-        </svg>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-inline-fragmentId-expected.html b/LayoutTests/css3/masking/mask-svg-inline-fragmentId-expected.html
deleted file mode 100644
index 82785a7..0000000
--- a/LayoutTests/css3/masking/mask-svg-inline-fragmentId-expected.html
+++ /dev/null
@@ -1,17 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-        </style>
-    </head>
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a green L shape and no red.</p>
-        <p>This test references a &lt;mask&gt; element defined in the main HTML document</p>
-        <svg width="300px" height="400px">
-            <path fill="green" d="M20,20 L60,20 L60,340 L220,340 L220,380 L20,380 L20,20"/>
-        </svg>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-inline-fragmentId.html b/LayoutTests/css3/masking/mask-svg-inline-fragmentId.html
deleted file mode 100644
index 225417b..0000000
--- a/LayoutTests/css3/masking/mask-svg-inline-fragmentId.html
+++ /dev/null
@@ -1,31 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 300px;
-                height: 400px;
-                background-color: green;
-                -webkit-mask-image:url('#lowerHalf');
-            }
-            #redSvg {
-                position: absolute;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a green L shape and no red.</p>
-        <p>This test references a &lt;mask&gt; element defined in the main HTML document</p>
-        <svg id="redSvg" width="300px" height="400px">
-            <path fill="red" d="M20,20 L60,20 L60,340 L220,340 L220,380 L20,380 L20,20"/>
-            <mask id="lowerHalf" maskUnits="objectBoundingBox">
-                <path fill="#FFFFFF" d="M20,20 L60,20 L60,340 L220,340 L220,380 L20,380 L20,20"/>
-            </mask>
-        </svg>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-inline-invalid-fragmentId-expected.html b/LayoutTests/css3/masking/mask-svg-inline-invalid-fragmentId-expected.html
deleted file mode 100644
index 43378ee..0000000
--- a/LayoutTests/css3/masking/mask-svg-inline-invalid-fragmentId-expected.html
+++ /dev/null
@@ -1,23 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #elementToNotBeCovered {
-                width: 300px;
-                height: 400px;
-                background-color: #2222FF;
-                position: absolute;
-                left: 10px;
-                top: 50px;
-            }
-        </style>
-    </head>
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue rectangle and no red.</p>
-        <p>This test references an invalid fragment identifier.</p>
-        <div id="elementToNotBeCovered"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-inline-invalid-fragmentId.html b/LayoutTests/css3/masking/mask-svg-inline-invalid-fragmentId.html
deleted file mode 100644
index 6be3c06..0000000
--- a/LayoutTests/css3/masking/mask-svg-inline-invalid-fragmentId.html
+++ /dev/null
@@ -1,34 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 300px;
-                height: 400px;
-                background-color: red;
-                -webkit-mask-image:url('#invalidId');
-                position: absolute;
-                left: 10px;
-                top: 50px;
-            }
-            #elementToNotBeCovered {
-                width: 300px;
-                height: 400px;
-                background-color: #2222FF;
-                position: absolute;
-                left: 10px;
-                top: 50px;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue rectangle and no red.</p>
-        <p>This test references an invalid fragment identifier.</p>
-        <div id="elementToNotBeCovered"></div>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-invalid-fragmentId-expected.html b/LayoutTests/css3/masking/mask-svg-invalid-fragmentId-expected.html
deleted file mode 100644
index c73ab7e..0000000
--- a/LayoutTests/css3/masking/mask-svg-invalid-fragmentId-expected.html
+++ /dev/null
@@ -1,21 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see 4 green rectangles and no red.</p>
-        <p>This test references an invalid fragment identifier from an external SVG</p>
-        <svg width="300px" height="400px">
-            <rect x="5px" y="45px" width="140px" height="140px" fill="green"/>
-            <rect x="155px" y="45px" width="140px" height="140px" fill="green"/>
-            <rect x="155px" y="215px" width="140px" height="140px" fill="green"/>
-            <rect x="5px" y="215px" width="140px" height="140px" fill="green"/>
-        </svg>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-invalid-fragmentId.html b/LayoutTests/css3/masking/mask-svg-invalid-fragmentId.html
deleted file mode 100644
index 0b354ea..0000000
--- a/LayoutTests/css3/masking/mask-svg-invalid-fragmentId.html
+++ /dev/null
@@ -1,31 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 300px;
-                height: 400px;
-                background-color: green;
-                -webkit-mask-image:url('resources/masks.svg#invalidId');
-            }
-            #redSvg {
-                position: absolute;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see 4 green rectangles and no red.</p>
-        <p>This test references an invalid fragment identifier from an external SVG</p>
-        <svg id="redSvg" width="300px" height="400px">
-            <rect x="5px" y="45px" width="140px" height="140px" fill="red"/>
-            <rect x="155px" y="45px" width="140px" height="140px" fill="red"/>
-            <rect x="155px" y="215px" width="140px" height="140px" fill="red"/>
-            <rect x="5px" y="215px" width="140px" height="140px" fill="red"/>
-        </svg>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-no-fragmentId-expected.html b/LayoutTests/css3/masking/mask-svg-no-fragmentId-expected.html
deleted file mode 100644
index d52a0f1..0000000
--- a/LayoutTests/css3/masking/mask-svg-no-fragmentId-expected.html
+++ /dev/null
@@ -1,21 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see 4 green rectangles and no red.</p>
-        <p>This test references an external SVG without specifying a fragment id.</p>
-        <svg width="300px" height="400px">
-            <rect x="5px" y="45px" width="140px" height="140px" fill="green"/>
-            <rect x="155px" y="45px" width="140px" height="140px" fill="green"/>
-            <rect x="155px" y="215px" width="140px" height="140px" fill="green"/>
-            <rect x="5px" y="215px" width="140px" height="140px" fill="green"/>
-        </svg>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-no-fragmentId-tiled-expected.html b/LayoutTests/css3/masking/mask-svg-no-fragmentId-tiled-expected.html
deleted file mode 100644
index debfd33..0000000
--- a/LayoutTests/css3/masking/mask-svg-no-fragmentId-tiled-expected.html
+++ /dev/null
@@ -1,34 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #background {
-                width: 400px;
-                height: 500px;
-                background-color: lightblue;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a 4-rectangle green image painted tiled and no red.</p>
-        <p>This test references an external SVG without specifying a fragment id and paints using multiple tiles.</p>
-
-        <div id="background">
-            <svg id="redSvg" width="400px" height="500px">
-                <rect x="5px" y="45px" width="140px" height="140px" fill="green"/>
-                <rect x="155px" y="45px" width="140px" height="140px" fill="green"/>
-                <rect x="305px" y="45px" width="95px" height="140px" fill="green"/>
-                <rect x="155px" y="215px" width="140px" height="140px" fill="green"/>
-                <rect x="305px" y="215px" width="95px" height="140px" fill="green"/>
-                <rect x="5px" y="215px" width="140px" height="140px" fill="green"/>
-                <rect x="5px" y="445px" width="140px" height="55px" fill="green"/>
-                <rect x="155px" y="445px" width="140px" height="55px" fill="green"/>
-                <rect x="305px" y="445px" width="95px" height="55px" fill="green"/>
-            </svg>
-        </div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-no-fragmentId-tiled.html b/LayoutTests/css3/masking/mask-svg-no-fragmentId-tiled.html
deleted file mode 100644
index 88ae563..0000000
--- a/LayoutTests/css3/masking/mask-svg-no-fragmentId-tiled.html
+++ /dev/null
@@ -1,43 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #background {
-                width: 400px;
-                height: 500px;
-                background-color: lightblue;
-            }
-            #maskedElement {
-                width: 400px;
-                height: 500px;
-                background-color: green;
-                -webkit-mask-image:url('resources/masks.svg');
-            }
-            #redSvg {
-                position: absolute;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a 4-rectangle green image painted tiled and no red.</p>
-        <p>This test references an external SVG without specifying a fragment id and paints using multiple tiles.</p>
-        <svg id="redSvg" width="400px" height="500px">
-            <rect x="5px" y="45px" width="140px" height="140px" fill="red"/>
-            <rect x="155px" y="45px" width="140px" height="140px" fill="red"/>
-            <rect x="305px" y="45px" width="95px" height="140px" fill="red"/>
-            <rect x="155px" y="215px" width="140px" height="140px" fill="red"/>
-            <rect x="305px" y="215px" width="95px" height="140px" fill="red"/>
-            <rect x="5px" y="215px" width="140px" height="140px" fill="red"/>
-            <rect x="5px" y="445px" width="140px" height="55px" fill="red"/>
-            <rect x="155px" y="445px" width="140px" height="55px" fill="red"/>
-            <rect x="305px" y="445px" width="95px" height="55px" fill="red"/>
-        </svg>
-        <div id="background">
-            <div id="maskedElement"></div>
-        </div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-no-fragmentId.html b/LayoutTests/css3/masking/mask-svg-no-fragmentId.html
deleted file mode 100644
index 8e0d8fc..0000000
--- a/LayoutTests/css3/masking/mask-svg-no-fragmentId.html
+++ /dev/null
@@ -1,31 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 300px;
-                height: 400px;
-                background-color: green;
-                -webkit-mask-image:url('resources/masks.svg');
-            }
-            #redSvg {
-                position: absolute;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see 4 green rectangles and no red.</p>
-        <p>This test references an external SVG without specifying a fragment id.</p>
-        <svg id="redSvg" width="300px" height="400px">
-            <rect x="5px" y="45px" width="140px" height="140px" fill="red"/>
-            <rect x="155px" y="45px" width="140px" height="140px" fill="red"/>
-            <rect x="155px" y="215px" width="140px" height="140px" fill="red"/>
-            <rect x="5px" y="215px" width="140px" height="140px" fill="red"/>
-        </svg>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-entire-svg-to-mask-expected.html b/LayoutTests/css3/masking/mask-svg-script-entire-svg-to-mask-expected.html
deleted file mode 100644
index 4f24ee9..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-entire-svg-to-mask-expected.html
+++ /dev/null
@@ -1,17 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-        </style>
-    </head>
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue inverted-L shape and no red.</p>
-        <p>This test sets the mask-image via CSS to the entire SVG and then changes it to a &lt;mask&gt; element from the SVG via a script.</p>
-        <svg width="300px" height="400px">
-            <path fill="blue" d="M80,20 L280,20 L280,380 L240,380 L240,60 L80,60 L80,20"/>
-        </svg>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-entire-svg-to-mask.html b/LayoutTests/css3/masking/mask-svg-script-entire-svg-to-mask.html
deleted file mode 100644
index e21fd60..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-entire-svg-to-mask.html
+++ /dev/null
@@ -1,33 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 300px;
-                height: 400px;
-                background-color: green;
-                -webkit-mask-image:url('resources/masks.svg');
-            }
-            #redSvg {
-                position: absolute;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue inverted-L shape and no red.</p>
-        <p>This test sets the mask-image via CSS to the entire SVG and then changes it to a &lt;mask&gt; element from the SVG via a script.</p>
-        <svg id="redSvg" width="300px" height="400px">
-            <path fill="red" d="M80,20 L280,20 L280,380 L240,380 L240,60 L80,60 L80,20"/>
-        </svg>
-        <div id="maskedElement"></div>
-
-        <script>
-            var maskedElement = document.getElementById("maskedElement");
-            maskedElement.style.cssText += "-webkit-mask-image:url('resources/masks.svg#upperHalf');background-color: blue";
-        </script>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-mask-to-entire-svg-expected.html b/LayoutTests/css3/masking/mask-svg-script-mask-to-entire-svg-expected.html
deleted file mode 100644
index 5bbdbd0..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-mask-to-entire-svg-expected.html
+++ /dev/null
@@ -1,21 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 300px;
-                height: 400px;
-                background-color: blue;
-                -webkit-mask-image:url('resources/masks.svg');
-            }
-        </style>
-    </head>
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see four blue squares and no red.</p>
-        <p>This test sets the mask-image via CSS to a &lt;mask&gt; element from an SVG file and then changes it to the entire SVG file via a script.</p>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-mask-to-entire-svg.html b/LayoutTests/css3/masking/mask-svg-script-mask-to-entire-svg.html
deleted file mode 100644
index a0872e6..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-mask-to-entire-svg.html
+++ /dev/null
@@ -1,36 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 300px;
-                height: 400px;
-                background-color: green;
-                -webkit-mask-image:url('resources/masks.svg#lowerHalf');
-            }
-            #redSvg {
-                position: absolute;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see four blue squares and no red.</p>
-        <p>This test sets the mask-image via CSS to a &lt;mask&gt; element from an SVG file and then changes it to the entire SVG file via a script.</p>
-        <svg id="redSvg" width="300px" height="400px">
-            <rect x="5px" y="45px" width="140px" height="140px" fill="red"/>
-            <rect x="155px" y="45px" width="140px" height="140px" fill="red"/>
-            <rect x="155px" y="215px" width="140px" height="140px" fill="red"/>
-            <rect x="5px" y="215px" width="140px" height="140px" fill="red"/>
-        </svg>
-        <div id="maskedElement"></div>
-
-        <script>
-            var maskedElement = document.getElementById("maskedElement");
-            maskedElement.style.cssText += "-webkit-mask-image:url('resources/masks.svg');background-color:blue";
-        </script>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-mask-to-none-expected.html b/LayoutTests/css3/masking/mask-svg-script-mask-to-none-expected.html
deleted file mode 100644
index afc49d8..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-mask-to-none-expected.html
+++ /dev/null
@@ -1,20 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 400px;
-                height: 400px;
-                background-color: blue;
-            }
-        </style>
-    </head>
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue rectangle and no red.</p>
-        <p>This test sets the mask-image via CSS to a &lt;mask&gt; element from an external SVG file and then changes it to 'none' via a script.</p>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-mask-to-none.html b/LayoutTests/css3/masking/mask-svg-script-mask-to-none.html
deleted file mode 100644
index cd1c1bc..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-mask-to-none.html
+++ /dev/null
@@ -1,34 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 400px;
-                height: 400px;
-                background-color: green;
-                -webkit-mask-image:url('resources/masks.svg#lowerHalf');
-            }
-            #redElement {
-                width: 400px;
-                height: 400px;
-                background-color: red;
-                position: absolute;
-                z-index: -1;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue rectangle and no red.</p>
-        <p>This test sets the mask-image via CSS to a &lt;mask&gt; element from an external SVG file and then changes it to 'none' via a script.</p>
-        <div id="redElement"></div>
-        <div id="maskedElement"></div>
-        <script>
-            var maskedElement = document.getElementById("maskedElement");
-            maskedElement.style.cssText += "-webkit-mask-image:none;background-color: blue";
-        </script>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-mask-to-png-expected.html b/LayoutTests/css3/masking/mask-svg-script-mask-to-png-expected.html
deleted file mode 100644
index 82f526a..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-mask-to-png-expected.html
+++ /dev/null
@@ -1,21 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 360px;
-                height: 288px;
-                background-color: blue;
-                -webkit-mask-image:url('resources/circle.png');
-            }
-        </style>
-    </head>
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue circle and no red.</p>
-        <p>This test sets the mask-image via CSS to a &lt;mask&gt; element from an SVG file and then changes it to a PNG via a script.</p>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-mask-to-png.html b/LayoutTests/css3/masking/mask-svg-script-mask-to-png.html
deleted file mode 100644
index d86b943..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-mask-to-png.html
+++ /dev/null
@@ -1,36 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 360px;
-                height: 288px;
-                background-color: red;
-                -webkit-mask-image:url('resources/masks.svg#lowerHalf');
-            }
-            #redElement {
-                position: absolute;
-                width: 360px;
-                height: 288px;
-                background-color: red;
-                -webkit-transform: scale(0.95, 0.95);
-                -webkit-mask-image: url('resources/circle.png');
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue circle and no red.</p>
-        <p>This test sets the mask-image via CSS to a &lt;mask&gt; element from an SVG file and then changes it to a PNG via a script.</p>
-        <div id="redElement"></div>
-        <div id="maskedElement"></div>
-
-        <script>
-            var maskedElement = document.getElementById("maskedElement");
-            maskedElement.style.cssText += "-webkit-mask-image:url('resources/circle.png');background-color: blue";
-        </script>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-none-to-mask-expected.html b/LayoutTests/css3/masking/mask-svg-script-none-to-mask-expected.html
deleted file mode 100644
index 5293ada..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-none-to-mask-expected.html
+++ /dev/null
@@ -1,21 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 400px;
-                height: 400px;
-                background-color: blue;
-                -webkit-mask-image:url('resources/masks.svg#upperHalf');
-            }
-        </style>
-    </head>
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue inverted-L shape and no red.</p>
-        <p>This test sets the mask-image value to a &lt;mask&gt; element from an external SVG via a script.</p>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-none-to-mask.html b/LayoutTests/css3/masking/mask-svg-script-none-to-mask.html
deleted file mode 100644
index c971c91..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-none-to-mask.html
+++ /dev/null
@@ -1,32 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 400px;
-                height: 400px;
-                background-color: red;
-            }
-            #redSvg {
-                position: absolute;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue inverted-L shape and no red.</p>
-        <p>This test sets the mask-image value to a &lt;mask&gt; element from an external SVG via a script.</p>
-        <svg id="redSvg" width="300px" height="400px">
-            <path fill="red" d="M80,20 L280,20 L280,380 L240,380 L240,60 L80,60 L80,20"/>
-        </svg>
-        <div id="maskedElement"></div>
-
-        <script>
-            var maskedElement = document.getElementById("maskedElement");
-            maskedElement.style.cssText += "-webkit-mask-image:url('resources/masks.svg#upperHalf');background-color: blue";
-        </script>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-none-to-png-expected.html b/LayoutTests/css3/masking/mask-svg-script-none-to-png-expected.html
deleted file mode 100644
index b70da4f..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-none-to-png-expected.html
+++ /dev/null
@@ -1,22 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 280px;
-                height: 210px;
-                background-color: blue;
-                -webkit-mask-image:url('resources/dice.png');
-                -webkit-mask-source-type:luminance;
-            }
-        </style>
-    </head>
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue-tinted image of 3 dice.</p>
-        <p>This test sets the mask-image to a PNG image via a script.</p>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-none-to-png.html b/LayoutTests/css3/masking/mask-svg-script-none-to-png.html
deleted file mode 100644
index 896cd80..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-none-to-png.html
+++ /dev/null
@@ -1,25 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 280px;
-                height: 210px;
-                background-color: green;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue-tinted image of 3 dice.</p>
-        <p>This test sets the mask-image to a PNG image via a script.</p>
-        <div id="maskedElement"></div>
-        <script>
-            var maskedElement = document.getElementById("maskedElement");
-            maskedElement.style.cssText += "-webkit-mask-image:url('resources/dice.png');-webkit-mask-source-type:luminance;background-color:blue";
-        </script>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-png-to-mask-expected.html b/LayoutTests/css3/masking/mask-svg-script-png-to-mask-expected.html
deleted file mode 100644
index 16f4ce8..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-png-to-mask-expected.html
+++ /dev/null
@@ -1,17 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-        </style>
-    </head>
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue inverted-L shape and no red.</p>
-        <p>This test sets the mask-image via CSS to a PNG and then changes it to a &lt;mask&gt; element from an SVG file via a script.</p>
-        <svg width="300px" height="400px">
-            <path fill="blue" d="M80,20 L280,20 L280,380 L240,380 L240,60 L80,60 L80,20"/>
-        </svg>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-png-to-mask.html b/LayoutTests/css3/masking/mask-svg-script-png-to-mask.html
deleted file mode 100644
index 43dd32f..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-png-to-mask.html
+++ /dev/null
@@ -1,33 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 300px;
-                height: 400px;
-                background-color: green;
-                -webkit-mask-image:url('resources/circle.png');
-            }
-            #redSvg {
-                position: absolute;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a blue inverted-L shape and no red.</p>
-        <p>This test sets the mask-image via CSS to a PNG and then changes it to a &lt;mask&gt; element from an SVG file via a script.</p>
-        <svg id="redSvg" width="300px" height="400px">
-            <path fill="red" d="M80,20 L280,20 L280,380 L240,380 L240,60 L80,60 L80,20"/>
-        </svg>
-        <div id="maskedElement"></div>
-
-        <script>
-            var maskedElement = document.getElementById("maskedElement");
-            maskedElement.style.cssText += "-webkit-mask-image:url('resources/masks.svg#upperHalf');background-color: blue";
-        </script>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-png-to-none-expected.html b/LayoutTests/css3/masking/mask-svg-script-png-to-none-expected.html
deleted file mode 100644
index b4f558c..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-png-to-none-expected.html
+++ /dev/null
@@ -1,20 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 280px;
-                height: 210px;
-                background-color: blue;
-            }
-        </style>
-    </head>
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a simple blue rectangle.</p>
-        <p>This test sets the mask-image via CSS to a PNG image and then changes it to 'none' via a script.</p>
-        <div id="maskedElement"></div>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/mask-svg-script-png-to-none.html b/LayoutTests/css3/masking/mask-svg-script-png-to-none.html
deleted file mode 100644
index 9bf07f3..0000000
--- a/LayoutTests/css3/masking/mask-svg-script-png-to-none.html
+++ /dev/null
@@ -1,27 +0,0 @@
-<!DOCTYPE html>
-<html>
-    <head>
-        <style>
-            p {
-                margin: 0px;
-            }
-            #maskedElement {
-                width: 280px;
-                height: 210px;
-                background-color: green;
-                -webkit-mask-image:url('resources/dice.png');
-                -webkit-mask-source-type: luminance;
-            }
-        </style>
-    </head>
-
-    <body>
-        <p><a href="https://bugs.webkit.org/show_bug.cgi?id=129682">Bug 129682</a> - On success, you should see a simple blue rectangle.</p>
-        <p>This test sets the mask-image via CSS to a PNG image and then changes it to 'none' via a script.</p>
-        <div id="maskedElement"></div>
-        <script>
-            var maskedElement = document.getElementById("maskedElement");
-            maskedElement.style.cssText += "-webkit-mask-image:none;background-color: blue";
-        </script>
-    </body>
-</html>
\ No newline at end of file
diff --git a/LayoutTests/css3/masking/resources/masks.svg b/LayoutTests/css3/masking/resources/masks.svg
deleted file mode 100644
index 5d43705e..0000000
--- a/LayoutTests/css3/masking/resources/masks.svg
+++ /dev/null
@@ -1,27 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>

-<!-- Generator: Adobe Illustrator 14.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 43363)  -->

-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">

-<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"

-   width="300px" height="400px" viewBox="0 0 300 400" enable-background="new 0 0 300 400" xml:space="preserve">

-<defs>

-	<mask id="upperHalf" maskUnits="objectBoundingBox">

-		<path fill="#FFFFFF" d="M80,20 L280,20 L280,380 L240,380 L240,60 L80,60 L80,20"/>

-	</mask>

-	<mask id="lowerHalf" maskUnits="objectBoundingBox">

-		<path fill="#FFFFFF" d="M20,20 L60,20 L60,340 L220,340 L220,380 L20,380 L20,20"/>

-	</mask>

-	<mask id="animatedCircle" maskUnits="objectBoundingBox">

-		<circle cx="150" cy="150" r="40" fill="white">

-			<animate attributeName="r" from="40" to="120" dur="10s" repeatCount="indefinite"/>

-		</circle>

-	</mask>

-</defs>

-

-<g>

-	<rect x="5px" y="45px" width="140px" height="140px" fill="#C1553B"/>

-	<rect x="155px" y="45px" width="140px" height="140px" fill="#71E5FF"/>

-	<rect x="155px" y="215px" width="140px" height="140px" fill="#404041"/>

-	<rect x="5px" y="215px" width="140px" height="140px" fill="#77D091"/>

-</g>

-

-</svg>
\ No newline at end of file
diff --git a/Source/WebCore/ChangeLog b/Source/WebCore/ChangeLog
index 9f4fe57..fbf2e6a 100644
--- a/Source/WebCore/ChangeLog
+++ b/Source/WebCore/ChangeLog
@@ -1,3 +1,23 @@
+2014-12-14  Commit Queue  <commit-queue@webkit.org>
+
+        Unreviewed, rolling out r177223 and r177226.
+        https://bugs.webkit.org/show_bug.cgi?id=139631
+
+        Multiple tests are flakily asserting in
+        StyleResolver::loadPendingResources (Requested by ap_ on
+        #webkit).
+
+        Reverted changesets:
+
+        "[SVG Masking] Enable the use of <mask> elements for -webkit-
+        mask-image"
+        https://bugs.webkit.org/show_bug.cgi?id=139294
+        http://trac.webkit.org/changeset/177223
+
+        "animations/cross-fade-webkit-mask-image.html is flaky"
+        https://bugs.webkit.org/show_bug.cgi?id=139590
+        http://trac.webkit.org/changeset/177226
+
 2014-12-14  Andreas Kling  <akling@apple.com>
 
         Event construction helpers should return Ref instead of PassRefPtr.
diff --git a/Source/WebCore/css/CSSComputedStyleDeclaration.cpp b/Source/WebCore/css/CSSComputedStyleDeclaration.cpp
index 3bc4f2f..a6872ff 100644
--- a/Source/WebCore/css/CSSComputedStyleDeclaration.cpp
+++ b/Source/WebCore/css/CSSComputedStyleDeclaration.cpp
@@ -1793,8 +1793,9 @@
 
         case CSSPropertyBackgroundColor:
             return cssValuePool().createColorValue(m_allowVisitedStyle? style->visitedDependentColor(CSSPropertyBackgroundColor).rgb() : style->backgroundColor().rgb());
-        case CSSPropertyBackgroundImage: {
-            const FillLayer* layers = style->backgroundLayers();
+        case CSSPropertyBackgroundImage:
+        case CSSPropertyWebkitMaskImage: {
+            const FillLayer* layers = propertyID == CSSPropertyWebkitMaskImage ? style->maskLayers() : style->backgroundLayers();
             if (!layers)
                 return cssValuePool().createIdentifierValue(CSSValueNone);
 
@@ -1814,27 +1815,6 @@
             }
             return list.release();
         }
-        case CSSPropertyWebkitMaskImage: {
-            const FillLayer* layers = style->maskLayers();
-            if (!layers)
-                return cssValuePool().createIdentifierValue(CSSValueNone);
-
-            if (!layers->next()) {
-                if (layers->maskImage().get())
-                    return layers->maskImage()->cssValue();
-
-                return cssValuePool().createIdentifierValue(CSSValueNone);
-            }
-
-            RefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
-            for (const FillLayer* currLayer = layers; currLayer; currLayer = currLayer->next()) {
-                if (currLayer->maskImage().get())
-                    list->append(*currLayer->maskImage()->cssValue());
-                else
-                    list->append(cssValuePool().createIdentifierValue(CSSValueNone));
-            }
-            return list.release();
-        }
         case CSSPropertyBackgroundSize:
         case CSSPropertyWebkitBackgroundSize:
         case CSSPropertyWebkitMaskSize: {
diff --git a/Source/WebCore/css/CSSParser.cpp b/Source/WebCore/css/CSSParser.cpp
index 52fb722..7552a71 100644
--- a/Source/WebCore/css/CSSParser.cpp
+++ b/Source/WebCore/css/CSSParser.cpp
@@ -83,7 +83,6 @@
 #include "TextEncoding.h"
 #include "WebKitCSSFilterValue.h"
 #include "WebKitCSSRegionRule.h"
-#include "WebKitCSSResourceValue.h"
 #include "WebKitCSSTransformValue.h"
 #include <bitset>
 #include <limits.h>
@@ -3359,7 +3358,6 @@
                 RefPtr<CSSValue> val2;
                 CSSPropertyID propId1, propId2;
                 CSSParserValue& parserValue = *m_valueList->current();
-
                 if (parseFillProperty(properties[i], propId1, propId2, val1, val2)) {
                     parsedProperty[i] = found = true;
                     addFillValue(values[i], val1.releaseNonNull());
@@ -4448,11 +4446,8 @@
                     }
                     break;
                 case CSSPropertyBackgroundImage:
-                    if (parseFillImage(*m_valueList, currValue))
-                        m_valueList->next();
-                    break;
                 case CSSPropertyWebkitMaskImage:
-                    if (parseMaskImage(*m_valueList, currValue))
+                    if (parseFillImage(*m_valueList, currValue))
                         m_valueList->next();
                     break;
                 case CSSPropertyWebkitBackgroundClip:
@@ -9432,23 +9427,6 @@
     return true;
 }
 
-bool CSSParser::parseMaskImage(CSSParserValueList& valueList, RefPtr<CSSValue>& outValue)
-{
-    outValue = nullptr;
-    CSSParserValue* value = valueList.current();
-    if (value->id == CSSValueNone)
-        outValue = WebKitCSSResourceValue::create(cssValuePool().createIdentifierValue(CSSValueNone));
-    else if (value->unit == CSSPrimitiveValue::CSS_URI)
-        outValue = WebKitCSSResourceValue::create(CSSPrimitiveValue::create(completeURL(value->string), CSSPrimitiveValue::CSS_URI));
-    else {
-        RefPtr<CSSValue> fillImageValue;
-        if (parseFillImage(valueList, fillImageValue))
-            outValue = WebKitCSSResourceValue::create(fillImageValue);
-    }
-
-    return outValue.get();
-}
-
 #if ENABLE(CSS_REGIONS)
 static bool validFlowName(const String& flowName)
 {
diff --git a/Source/WebCore/css/CSSParser.h b/Source/WebCore/css/CSSParser.h
index 2988a6a..9ec7a96 100644
--- a/Source/WebCore/css/CSSParser.h
+++ b/Source/WebCore/css/CSSParser.h
@@ -117,8 +117,6 @@
 
     PassRefPtr<CSSValue> parseBackgroundColor();
 
-    // FIXME: Maybe these two methods could be combined into one.
-    bool parseMaskImage(CSSParserValueList&, RefPtr<CSSValue>&);
     bool parseFillImage(CSSParserValueList&, RefPtr<CSSValue>&);
 
     enum FillPositionFlag { InvalidFillPosition = 0, AmbiguousFillPosition = 1, XFillPosition = 2, YFillPosition = 4 };
diff --git a/Source/WebCore/css/CSSValue.h b/Source/WebCore/css/CSSValue.h
index 632ef9a..36c2994 100644
--- a/Source/WebCore/css/CSSValue.h
+++ b/Source/WebCore/css/CSSValue.h
@@ -163,7 +163,6 @@
 #endif
         SVGColorClass,
         SVGPaintClass,
-        WebKitCSSResourceClass,
 
         // List class types must appear after ValueListClass.
         ValueListClass,
@@ -175,6 +174,7 @@
 #if ENABLE(CSS_GRID_LAYOUT)
         GridLineNamesClass,
 #endif
+        WebKitCSSResourceClass
 
         // Do not append non-list class types here.
     };
diff --git a/Source/WebCore/css/DeprecatedStyleBuilder.cpp b/Source/WebCore/css/DeprecatedStyleBuilder.cpp
index 901c09a..98a525f 100644
--- a/Source/WebCore/css/DeprecatedStyleBuilder.cpp
+++ b/Source/WebCore/css/DeprecatedStyleBuilder.cpp
@@ -928,6 +928,7 @@
     setPropertyHandler(CSSPropertyWebkitFontVariantLigatures, ApplyPropertyFontVariantLigatures::createHandler());
     setPropertyHandler(CSSPropertyWebkitMaskClip, ApplyPropertyFillLayer<EFillBox, CSSPropertyWebkitMaskClip, MaskFillLayer, &RenderStyle::accessMaskLayers, &RenderStyle::maskLayers, &FillLayer::isClipSet, &FillLayer::clip, &FillLayer::setClip, &FillLayer::clearClip, &FillLayer::initialFillClip, &CSSToStyleMap::mapFillClip>::createHandler());
     setPropertyHandler(CSSPropertyWebkitMaskComposite, ApplyPropertyFillLayer<CompositeOperator, CSSPropertyWebkitMaskComposite, MaskFillLayer, &RenderStyle::accessMaskLayers, &RenderStyle::maskLayers, &FillLayer::isCompositeSet, &FillLayer::composite, &FillLayer::setComposite, &FillLayer::clearComposite, &FillLayer::initialFillComposite, &CSSToStyleMap::mapFillComposite>::createHandler());
+    setPropertyHandler(CSSPropertyWebkitMaskImage, ApplyPropertyFillLayer<StyleImage*, CSSPropertyWebkitMaskImage, MaskFillLayer, &RenderStyle::accessMaskLayers, &RenderStyle::maskLayers, &FillLayer::isImageSet, &FillLayer::image, &FillLayer::setImage, &FillLayer::clearImage, &FillLayer::initialFillImage, &CSSToStyleMap::mapFillImage>::createHandler());
     setPropertyHandler(CSSPropertyWebkitMaskOrigin, ApplyPropertyFillLayer<EFillBox, CSSPropertyWebkitMaskOrigin, MaskFillLayer, &RenderStyle::accessMaskLayers, &RenderStyle::maskLayers, &FillLayer::isOriginSet, &FillLayer::origin, &FillLayer::setOrigin, &FillLayer::clearOrigin, &FillLayer::initialFillOrigin, &CSSToStyleMap::mapFillOrigin>::createHandler());
     setPropertyHandler(CSSPropertyWebkitMaskPositionX, ApplyPropertyFillLayer<Length, CSSPropertyWebkitMaskPositionX, MaskFillLayer, &RenderStyle::accessMaskLayers, &RenderStyle::maskLayers, &FillLayer::isXPositionSet, &FillLayer::xPosition, &FillLayer::setXPosition, &FillLayer::clearXPosition, &FillLayer::initialFillXPosition, &CSSToStyleMap::mapFillXPosition>::createHandler());
     setPropertyHandler(CSSPropertyWebkitMaskPositionY, ApplyPropertyFillLayer<Length, CSSPropertyWebkitMaskPositionY, MaskFillLayer, &RenderStyle::accessMaskLayers, &RenderStyle::maskLayers, &FillLayer::isYPositionSet, &FillLayer::yPosition, &FillLayer::setYPosition, &FillLayer::clearYPosition, &FillLayer::initialFillYPosition, &CSSToStyleMap::mapFillYPosition>::createHandler());
diff --git a/Source/WebCore/css/StyleResolver.cpp b/Source/WebCore/css/StyleResolver.cpp
index c0913bc..fb7551f 100644
--- a/Source/WebCore/css/StyleResolver.cpp
+++ b/Source/WebCore/css/StyleResolver.cpp
@@ -1157,61 +1157,6 @@
         style->setWritingMode(LeftToRightWritingMode);
 }
 
-void StyleResolver::adjustStyleForMaskImages()
-{
-    // If we already have the same mask image objects loaded on the old style,
-    // use the old ones instead of loading new ones.
-    RenderStyle* newStyle = m_state.style();
-    RenderStyle* oldStyle = (m_state.element() ? m_state.element()->renderStyle() : nullptr);
-
-    if (newStyle && oldStyle) {
-        Vector<RefPtr<MaskImageOperation>> removedExternalResources;
-        
-        // Get all mask objects from the old style in a vector
-        // so we can remove them as we match them, making the following steps faster.
-        Vector<RefPtr<MaskImageOperation>> oldStyleMaskImages;
-        const FillLayer* oldMaskLayer = oldStyle->maskLayers();
-        while (oldMaskLayer) {
-            RefPtr<MaskImageOperation> oldMaskImage = oldMaskLayer->maskImage();
-            if (oldMaskImage.get())
-                oldStyleMaskImages.append(oldMaskImage);
-
-            oldMaskLayer = oldMaskLayer->next();
-        }
-        
-        // Try to match the new mask objects through the list from the old style.
-        // This should work perfectly and optimal when the list of masks remained
-        // the same and also work correctly (but slower) when they were reordered.
-        FillLayer* newMaskLayer = newStyle->accessMaskLayers();
-        int countOldStyleMaskImages = oldStyleMaskImages.size();
-        while (newMaskLayer && countOldStyleMaskImages) {
-            RefPtr<MaskImageOperation> newMaskImage = newMaskLayer->maskImage();
-            if (newMaskImage.get()) {
-                for (int i = 0; i < countOldStyleMaskImages; i++) {
-                    RefPtr<MaskImageOperation> oldMaskImage = oldStyleMaskImages[i];
-                    if (*oldMaskImage == *newMaskImage) {
-                        newMaskLayer->setMaskImage(oldMaskImage);
-                        if (newMaskImage->isExternalDocument())
-                            removedExternalResources.append(newMaskImage);
-
-                        oldStyleMaskImages.remove(i);
-                        countOldStyleMaskImages--;
-                        break;
-                    }
-                }
-            }
-
-            newMaskLayer = newMaskLayer->next();
-        }
-
-        Vector<RefPtr<MaskImageOperation>>& pendingResources = m_state.maskImagesWithPendingSVGDocuments();
-        for (int i = pendingResources.size() - 1; i >= 0; i--) {
-            if (removedExternalResources.contains(pendingResources[i]))
-                pendingResources.remove(i);
-        }
-    }
-}
-
 void StyleResolver::adjustRenderStyle(RenderStyle& style, const RenderStyle& parentStyle, Element *e)
 {
     // Cache our original display.
@@ -1818,8 +1763,6 @@
     // There are some CSS properties that affect the same RenderStyle values,
     // so to preserve behavior, we queue them up during cascade and flush here.
     cascade.applyDeferredProperties(*this);
-    
-    adjustStyleForMaskImages();
 
     // Start loading resources referenced by this style.
     loadPendingResources();
@@ -2597,14 +2540,6 @@
     }
 #endif
 
-    case CSSPropertyWebkitMaskImage: {
-        Vector<RefPtr<MaskImageOperation>> operations;
-        if (createMaskImageOperations(value, operations))
-            state.style()->setMaskImage(operations);
-
-        return;
-    }
-
 #if ENABLE(CSS_GRID_LAYOUT)
     case CSSPropertyWebkitGridAutoColumns: {
         HANDLE_INHERIT_AND_INITIAL(gridAutoColumns, GridAutoColumns);
@@ -3031,6 +2966,7 @@
     case CSSPropertyWebkitMaskBoxImageWidth:
     case CSSPropertyWebkitMaskClip:
     case CSSPropertyWebkitMaskComposite:
+    case CSSPropertyWebkitMaskImage:
     case CSSPropertyWebkitMaskOrigin:
     case CSSPropertyWebkitMaskPositionX:
     case CSSPropertyWebkitMaskPositionY:
@@ -3381,30 +3317,14 @@
     // style is NULL. We don't know exactly why this happens. Our guess is
     // reentering styleForElement().
     ASSERT(state.style());
-    if (!state.style())
-        return;
-    
-    bool hasFilters = (state.style()->hasFilter() && !state.filtersWithPendingSVGDocuments().isEmpty());
-    bool hasMasks = (state.style()->hasMask() && !state.maskImagesWithPendingSVGDocuments().isEmpty());
-    
-    if (!hasFilters && !hasMasks)
+    if (!state.style() || !state.style()->hasFilter() || state.filtersWithPendingSVGDocuments().isEmpty())
         return;
 
     CachedResourceLoader* cachedResourceLoader = state.document().cachedResourceLoader();
-    
-    if (hasFilters) {
-        for (auto& filterOperation : state.filtersWithPendingSVGDocuments())
-            filterOperation->getOrCreateCachedSVGDocumentReference()->load(cachedResourceLoader);
+    for (auto& filterOperation : state.filtersWithPendingSVGDocuments())
+        filterOperation->getOrCreateCachedSVGDocumentReference()->load(cachedResourceLoader);
 
-        state.filtersWithPendingSVGDocuments().clear();
-    }
-    
-    if (hasMasks) {
-        for (auto& maskImageOperation : state.maskImagesWithPendingSVGDocuments())
-            maskImageOperation->ensureCachedSVGDocumentReference()->load(cachedResourceLoader);
-
-        state.maskImagesWithPendingSVGDocuments().clear();
-    }
+    state.filtersWithPendingSVGDocuments().clear();
 }
 
 bool StyleResolver::createFilterOperations(CSSValue* inValue, FilterOperations& outOperations)
@@ -3552,22 +3472,16 @@
     if (!inValue)
         return false;
 
-    RefPtr<WebKitCSSResourceValue> maskImageValue;
-    RefPtr<CSSValueList> maskImagesList;
-    CSSValueList::iterator listIterator;
-    if (is<WebKitCSSResourceValue>(*inValue))
-        maskImageValue = downcast<WebKitCSSResourceValue>(inValue);
-    else if (is<CSSValueList>(*inValue)) {
-        maskImagesList = downcast<CSSValueList>(inValue);
-        listIterator = maskImagesList->begin();
-        if (listIterator != maskImagesList->end())
-            maskImageValue = &downcast<WebKitCSSResourceValue>(listIterator->get());
-    }
+    ASSERT(is<CSSValueList>(*inValue));
 
-    while (maskImageValue.get()) {
-        RefPtr<CSSValue> maskInnerValue = maskImageValue->innerValue();
+    for (auto& currValue : downcast<CSSValueList>(*inValue)) {
+        if (!is<WebKitCSSResourceValue>(currValue.get()))
+            continue;
+        
+        WebKitCSSResourceValue& maskImageValue = downcast<WebKitCSSResourceValue>(currValue.get());
+        RefPtr<CSSValue> maskInnerValue = maskImageValue.innerValue();
         RefPtr<MaskImageOperation> newMaskImage;
-
+        
         if (is<CSSPrimitiveValue>(maskInnerValue.get())) {
             RefPtr<CSSPrimitiveValue> primitiveValue = downcast<CSSPrimitiveValue>(maskInnerValue.get());
             if (primitiveValue->isValueID() && primitiveValue->getValueID() == CSSValueNone)
@@ -3577,7 +3491,7 @@
                 URL url = m_state.document().completeURL(cssUrl);
                 
                 bool isExternalDocument = (SVGURIReference::isExternalURIReference(cssUrl, m_state.document()));
-                newMaskImage = MaskImageOperation::create(maskImageValue, cssUrl, url.fragmentIdentifier(), isExternalDocument, m_state.document().cachedResourceLoader());
+                newMaskImage = MaskImageOperation::create(&maskImageValue, cssUrl, url.fragmentIdentifier(), isExternalDocument, m_state.document().cachedResourceLoader());
                 if (isExternalDocument)
                     m_state.maskImagesWithPendingSVGDocuments().append(newMaskImage);
             }
@@ -3592,12 +3506,6 @@
             newMaskImage = MaskImageOperation::create();
 
         outOperations.append(newMaskImage);
-
-        if (maskImagesList.get()) {
-            listIterator++;
-            maskImageValue = (listIterator != maskImagesList->end() ? &downcast<WebKitCSSResourceValue>(listIterator->get()) : nullptr);
-        } else
-            maskImageValue = nullptr;
     }
 
     return true;
@@ -3721,10 +3629,9 @@
         }
         case CSSPropertyWebkitMaskImage: {
             for (FillLayer* maskLayer = m_state.style()->accessMaskLayers(); maskLayer; maskLayer = maskLayer->next()) {
-                RefPtr<MaskImageOperation> maskImage = maskLayer->maskImage();
-                auto* styleImage = maskImage.get() ? maskImage->image() : nullptr;
+                auto* styleImage = maskLayer->image();
                 if (is<StylePendingImage>(styleImage))
-                    maskImage->setImage(loadPendingImage(downcast<StylePendingImage>(*styleImage)));
+                    maskLayer->setImage(loadPendingImage(downcast<StylePendingImage>(*styleImage)));
             }
             break;
         }
diff --git a/Source/WebCore/css/StyleResolver.h b/Source/WebCore/css/StyleResolver.h
index d88678e..d6083d5 100644
--- a/Source/WebCore/css/StyleResolver.h
+++ b/Source/WebCore/css/StyleResolver.h
@@ -301,7 +301,6 @@
 #endif
     
     void adjustStyleForInterCharacterRuby();
-    void adjustStyleForMaskImages();
     
     bool fastRejectSelector(const RuleData&) const;
 
diff --git a/Source/WebCore/page/FrameView.cpp b/Source/WebCore/page/FrameView.cpp
index f747057..0b6ab8e 100644
--- a/Source/WebCore/page/FrameView.cpp
+++ b/Source/WebCore/page/FrameView.cpp
@@ -4394,6 +4394,14 @@
     return renderView->style().isFlippedBlocksWritingMode();
 }
 
+bool FrameView::containsSVGDocument() const
+{
+    if (frame().document())
+        return frame().document()->isSVGDocument();
+    
+    return false;
+}
+
 void FrameView::notifyWidgetsInAllFrames(WidgetNotification notification)
 {
     for (Frame* frame = m_frame.get(); frame; frame = frame->tree().traverseNext(m_frame.get())) {
diff --git a/Source/WebCore/page/FrameView.h b/Source/WebCore/page/FrameView.h
index 077d169..a76170b 100644
--- a/Source/WebCore/page/FrameView.h
+++ b/Source/WebCore/page/FrameView.h
@@ -527,6 +527,7 @@
 
     virtual bool isVerticalDocument() const override;
     virtual bool isFlippedDocument() const override;
+    virtual bool containsSVGDocument() const override;
 
 private:
     explicit FrameView(Frame&);
diff --git a/Source/WebCore/page/animation/CSSPropertyAnimation.cpp b/Source/WebCore/page/animation/CSSPropertyAnimation.cpp
index 354354f..a977adb 100644
--- a/Source/WebCore/page/animation/CSSPropertyAnimation.cpp
+++ b/Source/WebCore/page/animation/CSSPropertyAnimation.cpp
@@ -42,7 +42,6 @@
 #include "ClipPathOperation.h"
 #include "FloatConversion.h"
 #include "IdentityTransformOperation.h"
-#include "MaskImageOperation.h"
 #include "Matrix3DTransformOperation.h"
 #include "MatrixTransformOperation.h"
 #include "RenderBox.h"
@@ -342,19 +341,6 @@
     return to;
 }
 
-static inline PassRefPtr<MaskImageOperation> blendFunc(const AnimationBase* anim, const RefPtr<MaskImageOperation> from, const RefPtr<MaskImageOperation> to, double progress)
-{
-    if (!from.get() || !to.get())
-        return to;
-
-    // Only animates between masks using images (PNG, entire SVG, generated image).
-    // It does not animate between <mask> elements (file.svg#identifier).
-    if (from->image() && to->image())
-        return MaskImageOperation::create(blendFunc(anim, from->image(), to->image(), progress));
-
-    return to;
-}
-
 static inline NinePieceImage blendFunc(const AnimationBase* anim, const NinePieceImage& from, const NinePieceImage& to, double progress)
 {
     if (!from.hasImage() || !to.hasImage())
@@ -514,30 +500,6 @@
     }
 };
 
-class MaskImagePropertyWrapper : public PropertyWrapper<const RefPtr<MaskImageOperation>> {
-public:
-    MaskImagePropertyWrapper()
-        : PropertyWrapper<const RefPtr<MaskImageOperation>>(CSSPropertyWebkitMaskImage, &RenderStyle::maskImage, &RenderStyle::setMaskImage)
-    {
-    }
-    
-    virtual bool equals(const RenderStyle* a, const RenderStyle* b) const
-    {
-        // If the style pointers are the same, don't bother doing the test.
-        // If either is null, return false. If both are null, return true.
-        if (a == b)
-            return true;
-        if (!a || !b)
-            return false;
-        
-        const RefPtr<MaskImageOperation> maskImageA = (a->*m_getter)();
-        const RefPtr<MaskImageOperation> maskImageB = (b->*m_getter)();
-        StyleImage* styleImageA = (maskImageA ? maskImageA->image() : nullptr);
-        StyleImage* styleImageB = (maskImageB ? maskImageB->image() : nullptr);
-        return StyleImage::imagesEquivalent(styleImageA, styleImageB);
-    }
-};
-
 class PropertyWrapperColor : public PropertyWrapperGetter<Color> {
 public:
     PropertyWrapperColor(CSSPropertyID prop, Color (RenderStyle::*getter)() const, void (RenderStyle::*setter)(const Color&))
@@ -1190,7 +1152,7 @@
 
         new FillLayersPropertyWrapper(CSSPropertyBackgroundImage, &RenderStyle::backgroundLayers, &RenderStyle::accessBackgroundLayers),
         new StyleImagePropertyWrapper(CSSPropertyListStyleImage, &RenderStyle::listStyleImage, &RenderStyle::setListStyleImage),
-        new MaskImagePropertyWrapper(),
+        new StyleImagePropertyWrapper(CSSPropertyWebkitMaskImage, &RenderStyle::maskImage, &RenderStyle::setMaskImage),
 
         new StyleImagePropertyWrapper(CSSPropertyBorderImageSource, &RenderStyle::borderImageSource, &RenderStyle::setBorderImageSource),
         new LengthPropertyWrapper<LengthBox>(CSSPropertyBorderImageSlice, &RenderStyle::borderImageSlices, &RenderStyle::setBorderImageSlices),
diff --git a/Source/WebCore/platform/ScrollView.h b/Source/WebCore/platform/ScrollView.h
index f2ef591..4846bde 100644
--- a/Source/WebCore/platform/ScrollView.h
+++ b/Source/WebCore/platform/ScrollView.h
@@ -410,6 +410,7 @@
     // Subclassed by FrameView to check the writing-mode of the document.
     virtual bool isVerticalDocument() const { return true; }
     virtual bool isFlippedDocument() const { return false; }
+    virtual bool containsSVGDocument() const { return false; }
 
     // Called to update the scrollbars to accurately reflect the state of the view.
     void updateScrollbars(const IntSize& desiredOffset);
diff --git a/Source/WebCore/platform/graphics/MaskImageOperation.cpp b/Source/WebCore/platform/graphics/MaskImageOperation.cpp
index 4a7acd8..67af85c 100644
--- a/Source/WebCore/platform/graphics/MaskImageOperation.cpp
+++ b/Source/WebCore/platform/graphics/MaskImageOperation.cpp
@@ -82,15 +82,6 @@
 
 MaskImageOperation::~MaskImageOperation()
 {
-    setRenderLayerImageClient(nullptr);
-}
-
-bool MaskImageOperation::operator==(const MaskImageOperation& other) const
-{
-    if (m_url.length())
-        return (m_url == other.m_url && m_fragment == other.m_fragment && m_isExternalDocument == other.m_isExternalDocument);
-
-    return m_styleImage.get() == other.m_styleImage.get();
 }
 
 bool MaskImageOperation::isCSSValueNone() const
diff --git a/Source/WebCore/platform/graphics/MaskImageOperation.h b/Source/WebCore/platform/graphics/MaskImageOperation.h
index 6ea6079..48753bd 100644
--- a/Source/WebCore/platform/graphics/MaskImageOperation.h
+++ b/Source/WebCore/platform/graphics/MaskImageOperation.h
@@ -57,13 +57,9 @@
     PassRefPtr<CSSValue> cssValue();
 
     virtual ~MaskImageOperation();
-    
-    bool operator==(const MaskImageOperation&) const;
-    inline bool operator!=(const MaskImageOperation& other) const { return !operator==(other); }
 
     const String& url() const { return m_url; }
     const String& fragment() const { return m_fragment; }
-    bool isExternalDocument() const { return m_isExternalDocument; }
     StyleImage* image() const { return m_styleImage.get(); }
     void setImage(PassRefPtr<StyleImage> image) { m_styleImage = image; }
     void setRenderLayerImageClient(CachedImageClient*);
diff --git a/Source/WebCore/rendering/RenderBox.cpp b/Source/WebCore/rendering/RenderBox.cpp
index f314ef4..42ca74f 100644
--- a/Source/WebCore/rendering/RenderBox.cpp
+++ b/Source/WebCore/rendering/RenderBox.cpp
@@ -1530,7 +1530,7 @@
     LayoutRect result;
     LayoutRect borderBox = borderBoxRect();
     for (const FillLayer* maskLayer = style().maskLayers(); maskLayer; maskLayer = maskLayer->next()) {
-        if (maskLayer->maskImage()) {
+        if (maskLayer->image()) {
             BackgroundImageGeometry geometry;
             // Masks should never have fixed attachment, so it's OK for paintContainer to be null.
             calculateBackgroundImageGeometry(0, maskLayer, borderBox, geometry);
diff --git a/Source/WebCore/rendering/RenderBox.h b/Source/WebCore/rendering/RenderBox.h
index b548de9..f06c803 100644
--- a/Source/WebCore/rendering/RenderBox.h
+++ b/Source/WebCore/rendering/RenderBox.h
@@ -175,9 +175,6 @@
     // Bounds of the outline box in absolute coords. Respects transforms
     virtual LayoutRect outlineBoundsForRepaint(const RenderLayerModelObject* /*repaintContainer*/, const RenderGeometryMap*) const override final;
     virtual void addFocusRingRects(Vector<IntRect>&, const LayoutPoint& additionalOffset, const RenderLayerModelObject* paintContainer = 0) override;
-    
-    virtual FloatRect repaintRectInLocalCoordinates() const override { return borderBoxRect(); }
-    virtual FloatRect objectBoundingBox() const override { return borderBoxRect(); }
 
     // Use this with caution! No type checking is done!
     RenderBox* previousSiblingBox() const;
diff --git a/Source/WebCore/rendering/RenderBoxModelObject.cpp b/Source/WebCore/rendering/RenderBoxModelObject.cpp
index ddde6e5..d38ec1f 100644
--- a/Source/WebCore/rendering/RenderBoxModelObject.cpp
+++ b/Source/WebCore/rendering/RenderBoxModelObject.cpp
@@ -27,8 +27,6 @@
 #include "RenderBoxModelObject.h"
 
 #include "BorderEdge.h"
-#include "CachedImage.h"
-#include "CachedSVGDocument.h"
 #include "FloatRoundedRect.h"
 #include "Frame.h"
 #include "FrameView.h"
@@ -49,17 +47,13 @@
 #include "RenderNamedFlowFragment.h"
 #include "RenderNamedFlowThread.h"
 #include "RenderRegion.h"
-#include "RenderSVGResourceMasker.h"
 #include "RenderTable.h"
 #include "RenderTableRow.h"
 #include "RenderText.h"
 #include "RenderTextFragment.h"
 #include "RenderView.h"
-#include "SVGImageForContainer.h"
-#include "SVGSVGElement.h"
 #include "ScrollingConstraints.h"
 #include "Settings.h"
-#include "StyleCachedImage.h"
 #include "TransformState.h"
 #include <wtf/NeverDestroyed.h>
 
@@ -682,7 +676,7 @@
     FloatRect pixelSnappedRect = snapRectToDevicePixels(rect, deviceScaleFactor);
 
     // Fast path for drawing simple color backgrounds.
-    if (!isRoot && !clippedWithLocalScrolling && !shouldPaintBackgroundImage && isBorderFill && !bgLayer->hasMaskImage() && !bgLayer->next()) {
+    if (!isRoot && !clippedWithLocalScrolling && !shouldPaintBackgroundImage && isBorderFill && !bgLayer->next()) {
         if (!colorVisible)
             return;
 
@@ -843,26 +837,19 @@
     }
 
     // no progressive loading of the background image
-    if (!baseBgColorOnly && (shouldPaintBackgroundImage || bgLayer->hasMaskImage())) {
+    if (!baseBgColorOnly && shouldPaintBackgroundImage) {
         BackgroundImageGeometry geometry;
         calculateBackgroundImageGeometry(paintInfo.paintContainer, bgLayer, scrolledPaintRect, geometry, backgroundObject);
         geometry.clip(LayoutRect(pixelSnappedRect));
-
         if (!geometry.destRect().isEmpty()) {
-            bool didPaintCustomMask = false;
             CompositeOperator compositeOp = op == CompositeSourceOver ? bgLayer->composite() : op;
             auto clientForBackgroundImage = backgroundObject ? backgroundObject : this;
-            RefPtr<Image> image = (bgImage ? bgImage->image(clientForBackgroundImage, geometry.tileSize()) : nullptr);
-            if (!image.get() && bgLayer->hasMaskImage())
-                didPaintCustomMask = bgLayer->maskImage()->drawMask(*this, geometry, context, compositeOp);
-
-            if (!didPaintCustomMask && shouldPaintBackgroundImage) {
-                context->setDrawLuminanceMask(bgLayer->maskSourceType() == MaskLuminance);
-                bool useLowQualityScaling = shouldPaintAtLowQuality(context, image.get(), bgLayer, geometry.tileSize());
-                if (image.get())
-                    image->setSpaceSize(geometry.spaceSize());
-                context->drawTiledImage(image.get(), style().colorSpace(), geometry.destRect(), geometry.relativePhase(), geometry.tileSize(), ImagePaintingOptions(compositeOp, bgLayer->blendMode(), ImageOrientationDescription(), useLowQualityScaling));
-            }
+            RefPtr<Image> image = bgImage->image(clientForBackgroundImage, geometry.tileSize());
+            context->setDrawLuminanceMask(bgLayer->maskSourceType() == MaskLuminance);
+            bool useLowQualityScaling = shouldPaintAtLowQuality(context, image.get(), bgLayer, geometry.tileSize());
+            if (image.get())
+                image->setSpaceSize(geometry.spaceSize());
+            context->drawTiledImage(image.get(), style().colorSpace(), geometry.destRect(), geometry.relativePhase(), geometry.tileSize(), ImagePaintingOptions(compositeOp, bgLayer->blendMode(), ImageOrientationDescription(), useLowQualityScaling));
         }
     }
 
@@ -967,13 +954,8 @@
     StyleImage* image = fillLayer->image();
     EFillSizeType type = fillLayer->size().type;
 
-    LayoutSize imageIntrinsicSize;
-    if (image) {
-        imageIntrinsicSize = calculateImageIntrinsicDimensions(image, positioningAreaSize, ScaleByEffectiveZoom);
-        imageIntrinsicSize.scale(1 / image->imageScaleFactor(), 1 / image->imageScaleFactor());
-    } else
-        imageIntrinsicSize = positioningAreaSize;
-
+    LayoutSize imageIntrinsicSize = calculateImageIntrinsicDimensions(image, positioningAreaSize, ScaleByEffectiveZoom);
+    imageIntrinsicSize.scale(1 / image->imageScaleFactor(), 1 / image->imageScaleFactor());
     switch (type) {
         case SizeLength: {
             LayoutSize tileSize = positioningAreaSize;
@@ -1169,9 +1151,7 @@
 
     auto clientForBackgroundImage = backgroundObject ? backgroundObject : this;
     LayoutSize fillTileSize = calculateFillTileSize(fillLayer, positioningAreaSize);
-    if (StyleImage* layerImage = fillLayer->image())
-        layerImage->setContainerSizeForRenderer(clientForBackgroundImage, fillTileSize, style().effectiveZoom());
-    
+    fillLayer->image()->setContainerSizeForRenderer(clientForBackgroundImage, fillTileSize, style().effectiveZoom());
     geometry.setTileSize(fillTileSize);
 
     EFillRepeat backgroundRepeatX = fillLayer->repeatX();
diff --git a/Source/WebCore/rendering/RenderElement.cpp b/Source/WebCore/rendering/RenderElement.cpp
index 225a109..693fd64 100644
--- a/Source/WebCore/rendering/RenderElement.cpp
+++ b/Source/WebCore/rendering/RenderElement.cpp
@@ -118,8 +118,6 @@
         for (const FillLayer* maskLayer = m_style->maskLayers(); maskLayer; maskLayer = maskLayer->next()) {
             if (StyleImage* maskImage = maskLayer->image())
                 maskImage->removeClient(this);
-            else if (maskLayer->maskImage().get())
-                maskLayer->maskImage()->removeRendererImageClient(this);
         }
 
         if (StyleImage* borderImage = m_style->borderImage().image())
@@ -325,22 +323,18 @@
 void RenderElement::updateFillImages(const FillLayer* oldLayers, const FillLayer* newLayers)
 {
     // Optimize the common case
-    if (oldLayers && !oldLayers->next() && newLayers && !newLayers->next() && oldLayers->image() == newLayers->image() && oldLayers->maskImage() == newLayers->maskImage())
+    if (oldLayers && !oldLayers->next() && newLayers && !newLayers->next() && (oldLayers->image() == newLayers->image()))
         return;
     
     // Go through the new layers and addClients first, to avoid removing all clients of an image.
     for (const FillLayer* currNew = newLayers; currNew; currNew = currNew->next()) {
-        if (StyleImage* image = currNew->image())
-            image->addClient(this);
-        else if (currNew->maskImage().get())
-            currNew->maskImage()->addRendererImageClient(this);
+        if (currNew->image())
+            currNew->image()->addClient(this);
     }
 
     for (const FillLayer* currOld = oldLayers; currOld; currOld = currOld->next()) {
-        if (StyleImage* image = currOld->image())
-            image->removeClient(this);
-        else if (currOld->maskImage().get())
-            currOld->maskImage()->removeRendererImageClient(this);
+        if (currOld->image())
+            currOld->image()->removeClient(this);
     }
 }
 
diff --git a/Source/WebCore/rendering/RenderLayer.cpp b/Source/WebCore/rendering/RenderLayer.cpp
index 9025574..ff509e6 100644
--- a/Source/WebCore/rendering/RenderLayer.cpp
+++ b/Source/WebCore/rendering/RenderLayer.cpp
@@ -6502,7 +6502,6 @@
     updateBlendMode();
 #endif
     updateOrRemoveFilterClients();
-    updateOrRemoveMaskImageClients(oldStyle);
 
     updateNeedsCompositedScrolling();
 
@@ -6657,19 +6656,6 @@
         filterInfo->removeReferenceFilterClients();
 }
 
-void RenderLayer::updateOrRemoveMaskImageClients(const RenderStyle* oldStyle)
-{
-    if (oldStyle && oldStyle->maskImage().get()) {
-        if (MaskImageInfo* maskImageInfo = MaskImageInfo::getIfExists(*this))
-            maskImageInfo->removeMaskImageClients(*oldStyle);
-    }
-
-    if (renderer().style().maskImage().get())
-        MaskImageInfo::get(*this).updateMaskImageClients();
-    else if (MaskImageInfo* maskImageInfo = MaskImageInfo::getIfExists(*this))
-        maskImageInfo->removeMaskImageClients(renderer().style());
-}
-
 void RenderLayer::updateOrRemoveFilterEffectRenderer()
 {
     // FilterEffectRenderer is only used to render the filters in software mode,
diff --git a/Source/WebCore/rendering/RenderLayer.h b/Source/WebCore/rendering/RenderLayer.h
index 22630a2..3f11909 100644
--- a/Source/WebCore/rendering/RenderLayer.h
+++ b/Source/WebCore/rendering/RenderLayer.h
@@ -1127,8 +1127,6 @@
     void updateOrRemoveFilterClients();
     void updateOrRemoveFilterEffectRenderer();
 
-    void updateOrRemoveMaskImageClients(const RenderStyle* oldStyle);
-
 #if ENABLE(CSS_COMPOSITING)
     void updateAncestorChainHasBlendingDescendants();
     void dirtyAncestorChainHasBlendingDescendants();
diff --git a/Source/WebCore/rendering/RenderLayerMaskImageInfo.cpp b/Source/WebCore/rendering/RenderLayerMaskImageInfo.cpp
index 51126e8..a77fe08 100644
--- a/Source/WebCore/rendering/RenderLayerMaskImageInfo.cpp
+++ b/Source/WebCore/rendering/RenderLayerMaskImageInfo.cpp
@@ -77,7 +77,7 @@
 
 RenderLayer::MaskImageInfo::~MaskImageInfo()
 {
-    removeMaskImageClients(m_layer.renderer().style());
+    removeMaskImageClients();
 }
 
 void RenderLayer::MaskImageInfo::notifyFinished(CachedResource*)
@@ -92,7 +92,7 @@
 
 void RenderLayer::MaskImageInfo::updateMaskImageClients()
 {
-    removeMaskImageClients(m_layer.renderer().style());
+    removeMaskImageClients();
     
     const FillLayer* maskLayer = m_layer.renderer().style().maskLayers();
     while (maskLayer) {
@@ -119,9 +119,9 @@
     }
 }
 
-void RenderLayer::MaskImageInfo::removeMaskImageClients(const RenderStyle& oldStyle)
+void RenderLayer::MaskImageInfo::removeMaskImageClients()
 {
-    const FillLayer* maskLayer = oldStyle.maskLayers();
+    const FillLayer* maskLayer = m_layer.renderer().style().maskLayers();
     while (maskLayer) {
         if (maskLayer->maskImage())
             maskLayer->maskImage()->setRenderLayerImageClient(nullptr);
diff --git a/Source/WebCore/rendering/RenderLayerMaskImageInfo.h b/Source/WebCore/rendering/RenderLayerMaskImageInfo.h
index e70279d..1d5079f 100644
--- a/Source/WebCore/rendering/RenderLayerMaskImageInfo.h
+++ b/Source/WebCore/rendering/RenderLayerMaskImageInfo.h
@@ -80,7 +80,7 @@
     ~MaskImageInfo();
 
     void updateMaskImageClients();
-    void removeMaskImageClients(const RenderStyle& oldStyle);
+    void removeMaskImageClients();
 
 private:
     friend void WTF::deleteOwnedPtr<MaskImageInfo>(MaskImageInfo*);
diff --git a/Source/WebCore/rendering/style/FillLayer.cpp b/Source/WebCore/rendering/style/FillLayer.cpp
index 555e028..82d9365 100644
--- a/Source/WebCore/rendering/style/FillLayer.cpp
+++ b/Source/WebCore/rendering/style/FillLayer.cpp
@@ -378,7 +378,7 @@
 bool FillLayer::hasImage() const
 {
     for (auto* layer = this; layer; layer = layer->m_next.get()) {
-        if (layer->image())
+        if (layer->m_image)
             return true;
     }
     return false;
diff --git a/Source/WebCore/rendering/style/FillLayer.h b/Source/WebCore/rendering/style/FillLayer.h
index a6385a2..df4487a 100644
--- a/Source/WebCore/rendering/style/FillLayer.h
+++ b/Source/WebCore/rendering/style/FillLayer.h
@@ -68,8 +68,9 @@
     explicit FillLayer(EFillLayerType);
     ~FillLayer();
 
-    StyleImage* image() const { return hasMaskImage() ? maskImage()->image() : m_image.get(); }
     const RefPtr<MaskImageOperation>& maskImage() const { return m_maskImageOperation; }
+    StyleImage* image() const { return m_image.get(); }
+    StyleImage* imageOrMaskImage() const { return hasMaskImage() ? maskImage()->image() : image(); }
     const Length& xPosition() const { return m_xPosition; }
     const Length& yPosition() const { return m_yPosition; }
     BackgroundEdgeOrigin backgroundXOrigin() const { return static_cast<BackgroundEdgeOrigin>(m_backgroundXOrigin); }
@@ -181,8 +182,6 @@
 
     std::unique_ptr<FillLayer> m_next;
 
-    // FIXME: A FillLayer will always have at least one of these pointers null.
-    // Maybe we could group them together somehow and decrease the size of FillLayer.
     RefPtr<MaskImageOperation> m_maskImageOperation;
     RefPtr<StyleImage> m_image;
 
diff --git a/Source/WebCore/rendering/style/RenderStyle.cpp b/Source/WebCore/rendering/style/RenderStyle.cpp
index 56ecdb7..8e58109 100644
--- a/Source/WebCore/rendering/style/RenderStyle.cpp
+++ b/Source/WebCore/rendering/style/RenderStyle.cpp
@@ -830,28 +830,6 @@
 
     return false;
 }
-    
-void RenderStyle::setMaskImage(const Vector<RefPtr<MaskImageOperation>>& ops)
-{
-    FillLayer* curLayer = &rareNonInheritedData.access()->m_mask;
-    while (curLayer) {
-        curLayer->setMaskImage(nullptr);
-        curLayer = curLayer->next();
-    }
-
-    curLayer = &rareNonInheritedData.access()->m_mask;
-    FillLayer* prevLayer = nullptr;
-    for (auto& maskImage : ops) {
-        if (!curLayer) {
-            prevLayer->setNext(std::make_unique<FillLayer>(MaskFillLayer));
-            curLayer = prevLayer->next();
-        }
-
-        curLayer->setMaskImage(maskImage);
-        prevLayer = curLayer;
-        curLayer = curLayer->next();
-    }
-}
 
 void RenderStyle::setClip(Length top, Length right, Length bottom, Length left)
 {
diff --git a/Source/WebCore/rendering/style/RenderStyle.h b/Source/WebCore/rendering/style/RenderStyle.h
index 7c0cea0..a95ef17 100644
--- a/Source/WebCore/rendering/style/RenderStyle.h
+++ b/Source/WebCore/rendering/style/RenderStyle.h
@@ -108,7 +108,6 @@
 class Font;
 class FontMetrics;
 class IntRect;
-class MaskImageOperation;
 class Pair;
 class ShadowData;
 class StyleImage;
@@ -799,6 +798,7 @@
     FillLayer* accessBackgroundLayers() { return &(m_background.access()->m_background); }
     const FillLayer* backgroundLayers() const { return &(m_background->background()); }
 
+    StyleImage* maskImage() const { return rareNonInheritedData->m_mask.image(); }
     EFillRepeat maskRepeatX() const { return static_cast<EFillRepeat>(rareNonInheritedData->m_mask.repeatX()); }
     EFillRepeat maskRepeatY() const { return static_cast<EFillRepeat>(rareNonInheritedData->m_mask.repeatY()); }
     CompositeOperator maskComposite() const { return static_cast<CompositeOperator>(rareNonInheritedData->m_mask.composite()); }
@@ -1025,7 +1025,7 @@
     void applyTransform(TransformationMatrix&, const FloatRect& boundingBox, ApplyTransformOrigin = IncludeTransformOrigin) const;
     void setPageScaleTransform(float);
 
-    bool hasMask() const { return rareNonInheritedData->m_mask.hasNonEmptyMaskImage() || rareNonInheritedData->m_mask.hasImage() || rareNonInheritedData->m_maskBoxImage.hasImage(); }
+    bool hasMask() const { return rareNonInheritedData->m_mask.hasImage() || rareNonInheritedData->m_maskBoxImage.hasImage(); }
 
     TextCombine textCombine() const { return static_cast<TextCombine>(rareNonInheritedData->m_textCombine); }
     bool hasTextCombine() const { return textCombine() != TextCombineNone; }
@@ -1126,9 +1126,6 @@
     FilterOperations& mutableFilter() { return rareNonInheritedData.access()->m_filter.access()->m_operations; }
     const FilterOperations& filter() const { return rareNonInheritedData->m_filter->m_operations; }
     bool hasFilter() const { return !rareNonInheritedData->m_filter->m_operations.operations().isEmpty(); }
-    
-    RefPtr<MaskImageOperation>& mutableMaskImage() { return rareNonInheritedData.access()->m_mask.m_maskImageOperation; }
-    const RefPtr<MaskImageOperation> maskImage() const { return rareNonInheritedData->m_mask.maskImage(); }
 
 #if ENABLE(FILTERS_LEVEL_2)
     FilterOperations& mutableBackdropFilter() { return rareNonInheritedData.access()->m_backdropFilter.access()->m_operations; }
@@ -1380,6 +1377,8 @@
         }
     }
 
+    void setMaskImage(PassRefPtr<StyleImage> v) { rareNonInheritedData.access()->m_mask.setImage(v); }
+
     void setMaskBoxImage(const NinePieceImage& b) { SET_VAR(rareNonInheritedData, m_maskBoxImage, b); }
     void setMaskBoxImageSource(PassRefPtr<StyleImage> v) { rareNonInheritedData.access()->m_maskBoxImage.setImage(v); }
     void setMaskXPosition(Length length) { SET_VAR(rareNonInheritedData, m_mask.m_xPosition, WTF::move(length)); }
@@ -1570,9 +1569,6 @@
     void setBackdropFilter(const FilterOperations& ops) { SET_VAR(rareNonInheritedData.access()->m_backdropFilter, m_operations, ops); }
 #endif
 
-    void setMaskImage(const Vector<RefPtr<MaskImageOperation>>&);
-    void setMaskImage(const RefPtr<MaskImageOperation> maskImage) { Vector<RefPtr<MaskImageOperation>> vectMask; vectMask.append(maskImage); setMaskImage(vectMask); }
-
     void setTabSize(unsigned size) { SET_VAR(rareInheritedData, m_tabSize, size); }
 
     // End CSS3 Setters