REGRESSION (r114170): Scroll areas in nested frames improperly placed when tiled drawing is enabled
https://bugs.webkit.org/show_bug.cgi?id=86239
Reviewed by Anders Carlsson.
.:
* ManualTests/resources/frame-textarea.html: Added.
* ManualTests/scrollable-positioned-frame.html: Added.
* ManualTests/scrollable-positioned-nested-frame.html: Added.
Source/WebCore:
Fixes a regression introduced in r114170 by recursively adding positions of parent frames to placement of nested frame scroll areas.
Manual tests: ManualTests/scrollable-positioned-frame.html
ManualTests/scrollable-positioned-nested-frame.html
* page/scrolling/ScrollingCoordinator.cpp:
(WebCore::computeNonFastScrollableRegion):
(WebCore::ScrollingCoordinator::frameViewLayoutUpdated):
git-svn-id: http://svn.webkit.org/repository/webkit/trunk@116832 268f45cc-cd09-0410-ab3c-d52691b4dbfc
diff --git a/ManualTests/scrollable-positioned-frame.html b/ManualTests/scrollable-positioned-frame.html
new file mode 100644
index 0000000..56f80f3
--- /dev/null
+++ b/ManualTests/scrollable-positioned-frame.html
@@ -0,0 +1,7 @@
+<!DOCTYPE html>
+<html>
+<body>
+ <p>The contents of this frame should scroll with the mouse wheel.</p>
+ <iframe width=200 scrolling=yes src="resources/frame-textarea.html" style="position:fixed; left: 200px" id="frame"></iframe>
+</body>
+</html>
