fullCanvasCompositedDrawImage 1568 Source/core/html/canvas/CanvasRenderingContext2D.cpp             fullCanvasCompositedDrawImage(image.get(), dstRect, srcRect, op);
fullCanvasCompositedDrawImage  332 Source/core/html/canvas/CanvasRenderingContext2D.h     template<class T> void fullCanvasCompositedDrawImage(T*, const FloatRect&, const FloatRect&, CompositeOperator);