videoFrameToImage 3500 Source/core/html/canvas/WebGLRenderingContextBase.cpp     RefPtr<Image> image = videoFrameToImage(video, ImageBuffer::fastCopyImageMode());
videoFrameToImage 3694 Source/core/html/canvas/WebGLRenderingContextBase.cpp     RefPtr<Image> image = videoFrameToImage(video, ImageBuffer::fastCopyImageMode());
videoFrameToImage  391 Source/core/html/canvas/WebGLRenderingContextBase.h     PassRefPtr<Image> videoFrameToImage(HTMLVideoElement*, BackingStoreCopy);