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darin@chromium.org authored
Reviewed by Darin Fisher. [chromium] Accelerated Compositing: screen garbage when scrolling https://bugs.webkit.org/show_bug.cgi?id=45092 Split LayerRenderChromium::drawLayers into several different functions, responsible for preparing the backbuffer, updating the root texture, compositing and performing the final swapbuffers. This are then used by the new WebViewImpl::composite rendering path. * platform/graphics/chromium/LayerChromium.cpp: (WebCore::LayerChromium::setBounds): (WebCore::LayerChromium::setFrame): (WebCore::LayerChromium::setNeedsDisplay): (WebCore::LayerChromium::resetNeedsDisplay): * platform/graphics/chromium/LayerChromium.h: (WebCore::LayerChromium::dirtyRect): * platform/graphics/chromium/LayerRendererChromium.cpp: (WebCore::LayerRendererChromium::prepareToDrawLayers): (WebCore::LayerRendererChromium::updateRootLayerTextureRect): (WebCore::LayerRendererChromium::drawLayers): (WebCore::LayerRendererChromium::present): * platform/graphics/chromium/LayerRendererChromium.h: git-svn-id: http://svn.webkit.org/repository/webkit/trunk@67244 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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