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        Reviewed by Ariya Hidayat.

        [Qt] Tuning and optimizations to GraphicsLayerQt. Reduce unnecessary
        recaching, remove QTimer::singleShot and QPixmap::scaled, more
        accurate strategy of handling transform operation blends. Rotating a
        bordered-table, for example, now runs at 50FPS instead of 40FPS on Maemo5.

        https://bugs.webkit.org/show_bug.cgi?id=34062

        This is tested by https://bugs.webkit.org/show_bug.cgi?id=34450, fps measurements.

        * platform/graphics/qt/GraphicsLayerQt.cpp:
        (WebCore::GraphicsLayerQtImpl::flushChanges): Fine-tune caching
        (WebCore::TransformAnimationQt::TransformAnimationQt): transform bugs
        (WebCore::OpacityAnimationQt::updateState): style change
2010-02-04  No'am Rosenthal  <noam.rosenthal@nokia.com>

        Reviewed by Ariya Hidayat.

        [Qt] Tuning and optimizations to GraphicsLayerQt. Mainly reduced usage
        of QTimer::singleShot, and moved syncLayers() from paint() to update()
        https://bugs.webkit.org/show_bug.cgi?id=34062

        * Api/qgraphicswebview.cpp:
        (QGraphicsWebViewPrivate::update): Moved the sync operation to update
        (QGraphicsWebView::paint): Moved the sync operation to update

git-svn-id: svn://svn.chromium.org/blink/trunk@54344 bbb929c8-8fbe-4397-9dbb-9b2b20218538