Reviewed by Justin.

        Tests for...
        <rdar://problem/4017861> in reply, extra line is inserted after pressing return on blank quoted line

        * editing/editing.js:
        * editing/inserting/insert-br-quoted-001-expected.png: Added.
        * editing/inserting/insert-br-quoted-001-expected.txt: Added.
        * editing/inserting/insert-br-quoted-001.html: Added.
        * editing/inserting/insert-br-quoted-002-expected.png: Added.
        * editing/inserting/insert-br-quoted-002-expected.txt: Added.
        * editing/inserting/insert-br-quoted-002.html: Added.
        * editing/inserting/insert-br-quoted-003-expected.png: Added.
        * editing/inserting/insert-br-quoted-003-expected.txt: Added.
        * editing/inserting/insert-br-quoted-003.html: Added.
        * editing/inserting/insert-br-quoted-004-expected.png: Added.
        * editing/inserting/insert-br-quoted-004-expected.txt: Added.
        * editing/inserting/insert-br-quoted-004.html: Added.
        * editing/inserting/insert-br-quoted-005-expected.png: Added.
        * editing/inserting/insert-br-quoted-005-expected.txt: Added.
        * editing/inserting/insert-br-quoted-005.html: Added.
        * editing/inserting/insert-br-quoted-006-expected.png: Added.
        * editing/inserting/insert-br-quoted-006-expected.txt: Added.
        * editing/inserting/insert-br-quoted-006.html: Added.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@11031 268f45cc-cd09-0410-ab3c-d52691b4dbfc
diff --git a/LayoutTests/editing/inserting/insert-br-quoted-006.html b/LayoutTests/editing/inserting/insert-br-quoted-006.html
new file mode 100644
index 0000000..52f05d6
--- /dev/null
+++ b/LayoutTests/editing/inserting/insert-br-quoted-006.html
@@ -0,0 +1,54 @@
+<html> 
+<head>
+
+<style>
+.editing { 
+    border: 2px solid red; 
+    padding: 12px; 
+    font-size: 24px; 
+}
+.scenario:first-line { font-weight: bold; font-size: 24px; }
+.expected:first-line { font-weight: bold; font-size: 24px; }
+.citation { margin-top: 0px margin-bottom: 0px; border: 2px solid blue; font-size: 24px; }
+</style>
+<script src=../editing.js language="JavaScript" type="text/JavaScript" ></script>
+
+<script>
+
+function editingTest() {
+    moveSelectionForwardByCharacterCommand();
+    moveSelectionForwardByCharacterCommand();
+    moveSelectionForwardByCharacterCommand();
+    moveSelectionForwardByCharacterCommand();
+    insertNewlineInQuotedContentCommand();
+}
+
+</script>
+
+<title>Editing Test</title> 
+</head> 
+<body id="root">
+<div class="explanation">
+<div class="scenario">
+Splitting Mail blockquotes.
+</div>
+<div class="expected">
+Expected Results:
+<br>
+Two blockquotes, with an unquoted blank line in between.<br>
+The first blockquote contains two lines, the second one is blank.<br>
+The second blockquote contains two lines, the first one is blank.<br>
+</div>
+</div>
+<div contenteditable class="editing">My citation:
+<div id="test">
+<blockquote class="citation" type="cite"><div>one</div><div style="min-height: 24px;"><div style="min-height: 24px;"><div style="min-height: 24px;"><br></div></div></div><br><div>two</div></blockquote>
+</div>
+</div>
+
+<script>
+runEditingTest();
+</script>
+
+</body>
+</html>