Reviewed by harrison
        
        <rdar::/problem/5049671>
        Gmail Editor: With linked text, Remove Formatting doesn't always remove underline

        * editing/execCommand/5049671-expected.checksum: Added.
        * editing/execCommand/5049671-expected.png: Added.
        * editing/execCommand/5049671-expected.txt: Added.
        * editing/execCommand/5049671.html: Added.

WebCore:

        Reviewed by harrison
        
        <rdar://problem/5049671>
        Gmail Editor: With linked text, Remove Formatting doesn't always remove underline

        * editing/Editor.cpp:
        (WebCore::Editor::removeFormattingAndStyle): Clear removed
        anchors after the deletion.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@20065 268f45cc-cd09-0410-ab3c-d52691b4dbfc