[NOT FOR COMMIT] Fully replace SkCanvas uses.

third_party/WebKit/Source/platform/exported/WebScrollbarThemePainter.cpp

 /*
  * Copyright (C) 2012 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 12 matching lines @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "public/platform/WebScrollbarThemePainter.h"
 
 #include "platform/graphics/GraphicsContext.h"
 #include "platform/graphics/paint/SkPictureBuilder.h"
 #include "platform/scroll/Scrollbar.h"
 #include "platform/scroll/ScrollbarTheme.h"
 #include "public/platform/WebRect.h"
+#include "skia/ext/cdl_canvas.h"
 #include "third_party/skia/include/core/SkCanvas.h"
 
 namespace blink {
 
 void WebScrollbarThemePainter::assign(const WebScrollbarThemePainter& painter) {
   // This is a pointer to a static object, so no ownership transferral.
   m_theme = painter.m_theme;
   m_scrollbar = painter.m_scrollbar;
   m_deviceScaleFactor = painter.m_deviceScaleFactor;
 }
@@ skipping 119 matching lines @@
 
 bool WebScrollbarThemePainter::trackNeedsRepaint() const {
   return m_scrollbar->trackNeedsRepaint();
 }
 
 bool WebScrollbarThemePainter::thumbNeedsRepaint() const {
   return m_scrollbar->thumbNeedsRepaint();
 }
 
 }  // namespace blink