Include paint of background (tiled) image in FCP

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

 /*
  * Copyright (C) 2003, 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Google 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 882 matching lines @@
 
 void GraphicsContext::drawTiledImage(Image* image,
                                      const FloatRect& destRect,
                                      const FloatPoint& srcPoint,
                                      const FloatSize& tileSize,
                                      SkBlendMode op,
                                      const FloatSize& repeatSpacing) {
   if (contextDisabled() || !image)
     return;
   image->drawTiled(*this, destRect, srcPoint, tileSize, op, repeatSpacing);
+  m_paintController.setImagePainted();
 }
 
 void GraphicsContext::drawTiledImage(Image* image,
                                      const FloatRect& dest,
                                      const FloatRect& srcRect,
                                      const FloatSize& tileScaleFactor,
                                      Image::TileRule hRule,
                                      Image::TileRule vRule,
                                      SkBlendMode op) {
   if (contextDisabled() || !image)
     return;
 
   if (hRule == Image::StretchTile && vRule == Image::StretchTile) {
     // Just do a scale.
     drawImage(image, dest, &srcRect, op);
     return;
   }
 
   image->drawTiled(*this, dest, srcRect, tileScaleFactor, hRule, vRule, op);

[Kunihiko Sakamoto, 2016/11/10 01:45:30]

Call setImagePainted() here too?

[panicker, 2016/11/10 01:59:43]

Done. (Sorry saw drawImage() above, but missed the early return)

 }
 
 void GraphicsContext::drawOval(const SkRect& oval, const SkPaint& paint) {
   if (contextDisabled())
     return;
   ASSERT(m_canvas);
 
   m_canvas->drawOval(oval, paint);
 }
 
@@ skipping 478 matching lines @@
   static const SkPMColor colors[] = {
       SkPreMultiplyARGB(0x60, 0xFF, 0x00, 0x00),  // More transparent red
       SkPreMultiplyARGB(0x60, 0xC0, 0xC0, 0xC0)   // More transparent gray
   };
 
   return colors[index];
 }
 #endif
 
 }  // namespace blink