2010-07-12 Tony Chang <tony@chromium.org>

        Reviewed by David Hyatt.

        crash in FrameView::detachCustomScrollbars
        https://bugs.webkit.org/show_bug.cgi?id=41196

        * scrollbars/hidden-iframe-scrollbar-crash-expected.txt: Added.
        * scrollbars/hidden-iframe-scrollbar-crash.html: Added.
2010-07-12  Tony Chang  <tony@chromium.org>

        Reviewed by David Hyatt.

        crash in FrameView::detachCustomScrollbars
        https://bugs.webkit.org/show_bug.cgi?id=41196

        Test: scrollbars/hidden-iframe-scrollbar-crash.html

        * page/FrameView.cpp:
        (WebCore::FrameView::detachCustomScrollbars):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@63138 268f45cc-cd09-0410-ab3c-d52691b4dbfc