Reviewed by Geoff.

    Reviewed by Geoff.

        - fixed <rdar://problem/4634484> REGRESSION: Project Change Request form should have vertical scroll bar, but doesn't

        I couldn't figure out how to make an automated test case for this,
        or even a manual one. It seems to be timing-related in some way.

        * html/HTMLFrameElement.cpp:
        (WebCore::HTMLFrameElement::close): detach the child frame from
        its element, not the frame containing this element.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@15542 268f45cc-cd09-0410-ab3c-d52691b4dbfc