LayoutTests:

LayoutTests:

        Reviewed by john

        * editing/execCommand/indent-empty-root-expected.checksum: Added.
        * editing/execCommand/indent-empty-root-expected.png: Added.
        * editing/execCommand/indent-empty-root-expected.txt: Added.
        * editing/execCommand/indent-empty-root.html: Added.

WebCore:

        Reviewed by john

        <http://bugzilla.opendarwin.org/show_bug.cgi?id=11002>
        Gmail Editor: Crash at WebCore::SplitElementCommand::doApply() when attempting to indent in a new message

        * editing/IndentOutdentCommand.cpp:
        (WebCore::IndentOutdentCommand::indentRegion): Special case
        an empty root editable element.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@16563 268f45cc-cd09-0410-ab3c-d52691b4dbfc