LayoutTests:

LayoutTests:

        Reviewed by Hyatt.

        - test for http://bugzilla.opendarwin.org/show_bug.cgi?id=9124
          Drop shadow obscures "add more stuff" bubble at live.com

        * fast/css/find-next-layer-expected.checksum: Added.
        * fast/css/find-next-layer-expected.png: Added.
        * fast/css/find-next-layer-expected.txt: Added.
        * fast/css/find-next-layer.html: Added.

WebCore:

        Reviewed by Hyatt.

        - fix http://bugzilla.opendarwin.org/show_bug.cgi?id=9124
          Drop shadow obscures "add more stuff" bubble at live.com

        Test: fast/css/find-next-layer.html

        * rendering/RenderObject.cpp:
        (WebCore::RenderObject::findNextLayer): Fixed a bug where this function could reach
        two levels down in the layer tree and return 0.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@14663 268f45cc-cd09-0410-ab3c-d52691b4dbfc