WebCore:

WebCore:

        Reviewed by Hyatt.

        - <rdar://problem/5101991> Avril Lavigne music player comes up in a window with scrollbars
        - Implementing missing scrollbar functionality to allow turning off scrollbars correctly.

        * platform/ScrollView.h:
        * platform/win/ScrollViewWin.cpp:
        (WebCore::ScrollView::ScrollViewPrivate::setAllowsScrolling):
        (WebCore::ScrollView::ScrollViewPrivate::allowsScrolling):
        (WebCore::ScrollView::updateScrollbars):
        (WebCore::ScrollView::setAllowsScrolling):
        (WebCore::ScrollView::allowsScrolling):

win:

        Reviewed by Hyatt.

        - <rdar://problem/5101991> Avril Lavigne music player comes up in a window with scrollbars
        - Implementing missing scrollbar functionality to allow turning off scrollbars correctly.

        * Interfaces/IWebFrame.idl:
        * Interfaces/IWebFrameView.idl:
        * WebChromeClient.cpp:
        (WebChromeClient::setScrollbarsVisible):
        * WebFrame.cpp:
        (WebFrame::setAllowsScrolling):
        (WebFrame::allowsScrolling):
        (WebFrame::frameView):
        * WebFrame.h:

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@25675 268f45cc-cd09-0410-ab3c-d52691b4dbfc