needsContentsCompositingLayer  449 Source/core/rendering/compositing/CompositedLayerMapping.cpp     if (updateForegroundLayer(compositor->needsContentsCompositingLayer(&m_owningLayer)))
needsContentsCompositingLayer  121 Source/core/rendering/compositing/RenderLayerCompositor.h     bool needsContentsCompositingLayer(const RenderLayer*) const;