Rounded background image fast path

third_party/WebKit/Source/platform/graphics/Image.cpp

 /*
  * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 252 matching lines @@
 
     return image.release();
 }
 
 bool Image::isTextureBacked()
 {
     RefPtr<SkImage> image = imageForCurrentFrame();
     return image ? image->isTextureBacked() : false;
 }
 
+bool Image::applyShader(SkPaint& paint, const SkMatrix* localMatrix)
+{
+    // Default shader impl: attempt to build a shader based on the current frame SkImage.
+    RefPtr<SkImage> image = imageForCurrentFrame();
+    if (!image)
+        return false;
+
+    paint.setShader(
+        image->makeShader(SkShader::kRepeat_TileMode, SkShader::kRepeat_TileMode, localMatrix));
+
+    return true;
+}
+
 } // namespace blink