Reviewed by Darin Adler.

        - fix <rdar://problem/5134044> fast/frames/frame-src-attribute.html fails on Windows

        * platform/win/ScrollViewWin.cpp:
        (WebCore::ScrollView::visibleWidth): Do not return negative values.
        (WebCore::ScrollView::visibleHeight): Ditto.

LayoutTests:

        Reviewed by Darin Adler.

        - remove passing test

        * platform/win/Skipped:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@28372 268f45cc-cd09-0410-ab3c-d52691b4dbfc