Move logic from NativeImageSkia to GraphicsContext and SkiaUtils

Source/platform/graphics/BitmapImage.cpp

 /*
  * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2004, 2005, 2006, 2008 Apple 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 285 matching lines @@
 
         ctxt->concatCTM(orientation.transformFromDefault(normDstRect.size()));
 
         if (orientation.usesWidthAsHeight()) {
             // The destination rect will have it's width and height already reversed for the orientation of
             // the image, as it was needed for page layout, so we need to reverse it back here.
             normDstRect = FloatRect(normDstRect.x(), normDstRect.y(), normDstRect.height(), normDstRect.width());
         }
     }
 
-    bm->draw(ctxt, normSrcRect, normDstRect, WebCoreCompositeToSkiaComposite(compositeOp, blendMode));
+    bm->draw(ctxt, normSrcRect, normDstRect, compositeOp, blendMode);
 
     if (ImageObserver* observer = imageObserver())
         observer->didDraw(this);
 }
 
 size_t BitmapImage::frameCount()
 {
     if (!m_haveFrameCount) {
         m_frameCount = m_source.frameCount();
         // If decoder is not initialized yet, m_source.frameCount() returns 0.
@@ skipping 307 matching lines @@
     }
     return m_isSolidColor && !m_currentFrame;
 }
 
 Color BitmapImage::solidColor() const
 {
     return m_solidColor;
 }
 
 }