Not reviewed. Rolling out chromium changes r57028 and r57032
        for breaking chromium layout tests.

        * WebCore.gyp/WebCore.gyp:
        * WebCore.gypi:
        * platform/chromium/DragImageChromium.cpp: Added.
        (WebCore::dragImageSize):
        (WebCore::deleteDragImage):
        (WebCore::scaleDragImage):
        (WebCore::dissolveDragImageToFraction):
        (WebCore::createDragImageFromImage):
        (WebCore::createDragImageIconForCachedImage):
        * platform/chromium/DragImageChromiumMac.cpp: Removed.
        * platform/chromium/DragImageChromiumSkia.cpp: Removed.
        * platform/chromium/DragImageRef.h:
        
        WebKit/chromium:
        * public/WebViewClient.h:
        (WebKit::WebViewClient::startDragging):
        * src/DragClientImpl.cpp:
        (WebKit::DragClientImpl::startDrag):
        * src/WebViewImpl.cpp:
        (WebKit::WebViewImpl::startDragging):
        * src/WebViewImpl.h:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@57064 268f45cc-cd09-0410-ab3c-d52691b4dbfc