Removal of dependencies on PlatformDevice classes.

skia/ext/platform_canvas_win.cc

 // Copyright (c) 2011 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 <windows.h>
 #include <psapi.h>
 
 #include "skia/ext/bitmap_platform_device_win.h"
 #include "skia/ext/platform_canvas.h"
 
@@ skipping 88 matching lines @@
 }
 
 bool PlatformCanvas::initialize(int width,
                                int height,
                                bool is_opaque,
                                HANDLE shared_section) {
   return initializeWithDevice(BitmapPlatformDevice::create(
       width, height, is_opaque, shared_section));
 }
 
-HDC PlatformCanvas::beginPlatformPaint() const {
-  return getTopPlatformDevice().BeginPlatformPaint();
-}
-
-void PlatformCanvas::endPlatformPaint() const {
-  return getTopPlatformDevice().EndPlatformPaint();
-}
-
 }  // namespace skia