Allow CanvasSkia to bind to an existing SkCanvas.

views/painter.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "views/painter.h"
 
 #include "base/logging.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "third_party/skia/include/effects/SkGradientShader.h"
 #include "ui/base/resource/resource_bundle.h"
@@ skipping 26 matching lines @@
       p[1].set(SkIntToScalar(0), SkIntToScalar(h));
 
     SkShader* s =
         SkGradientShader::CreateLinear(p, colors_, NULL, 2,
                                        SkShader::kClamp_TileMode, NULL);
     paint.setStyle(SkPaint::kFill_Style);
     paint.setShader(s);
     // Need to unref shader, otherwise never deleted.
     s->unref();
 
-    canvas->AsCanvasSkia()->drawRectCoords(
+    canvas->GetSkCanvas()->drawRectCoords(
         SkIntToScalar(0), SkIntToScalar(0), SkIntToScalar(w), SkIntToScalar(h),
         paint);
   }
 
  private:
   bool horizontal_;
   SkColor colors_[2];
 
   DISALLOW_COPY_AND_ASSIGN(GradientPainter);
 };
@@ skipping 131 matching lines @@
   canvas->DrawBitmapInt(*images_[LEFT], 0, 0);
   canvas->DrawBitmapInt(*images_[RIGHT], w - images_[RIGHT]->width(), 0);
   canvas->TileImageInt(*images_[CENTER],
                        images_[LEFT]->width(),
                        0,
                        w - images_[LEFT]->width() - images_[RIGHT]->width(),
                        height_);
 }
 
 }  // namespace views