CanvasPixelsChanged 1798 Source/core/html/canvas/CanvasRenderingContext2D.cpp             renderBox->contentChanged(CanvasPixelsChanged);
CanvasPixelsChanged 1645 Source/core/rendering/compositing/CompositedLayerMapping.cpp     if ((changeType == CanvasChanged || changeType == CanvasPixelsChanged) && isAcceleratedCanvas(renderer())) {