SuperimposedImageSource  131 ui/gfx/image/image_skia_operations.cc   SuperimposedImageSource(const ImageSkia& first,
SuperimposedImageSource  152 ui/gfx/image/image_skia_operations.cc   DISALLOW_COPY_AND_ASSIGN(SuperimposedImageSource);
SuperimposedImageSource  454 ui/gfx/image/image_skia_operations.cc   return ImageSkia(new SuperimposedImageSource(first, second), first.size());