Reviewed by Darin

    Reviewed by Darin

        * khtml/editing/htmlediting.cpp:
        (khtml::ReplacementFragment::mergeStartNode): Refine concept of how this node is found based on
        further experiements.
        (khtml::ReplaceSelectionCommand::doApply): Add a special case for determining merges that need to
        be done if the insertion point is in an empty block.
        * layout-tests/editing/pasteboard/paste-text-012-expected.txt: Added.
        * layout-tests/editing/pasteboard/paste-text-012.html: Added.
        * layout-tests/editing/pasteboard/paste-text-013-expected.txt: Added.
        * layout-tests/editing/pasteboard/paste-text-013.html: Added.
        * layout-tests/editing/pasteboard/paste-text-014-expected.txt: Added.
        * layout-tests/editing/pasteboard/paste-text-014.html: Added.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@8268 268f45cc-cd09-0410-ab3c-d52691b4dbfc