Update use of SkCanvas and SkDevice to match change in Skia

skia/ext/platform_canvas_win.cc

 // Copyright (c) 2006-2008 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 58 matching lines @@
 // unlike its cousin CrashForBitmapAllocationFailure() it tries to detect if
 // the issue was a non-valid shared bitmap handle. 
 void CrashIfInvalidSection(HANDLE shared_section) {
   DWORD handle_info = 0;
   CHECK(::GetHandleInformation(shared_section, &handle_info) == TRUE);
 }
 
 // Restore the optimization options.
 #pragma optimize("", on)
 
-PlatformCanvas::PlatformCanvas() : SkCanvas() {
-}
-
 PlatformCanvas::PlatformCanvas(int width, int height, bool is_opaque)
-    : SkCanvas() {
+    : SkCanvas(SkNEW(SkBitmapPlatformDeviceFactory)) {
   bool initialized = initialize(width, height, is_opaque, NULL);
   if (!initialized)
     CrashForBitmapAllocationFailure(width, height);
 }
 
 PlatformCanvas::PlatformCanvas(int width,
                                int height,
                                bool is_opaque,
                                HANDLE shared_section)
-    : SkCanvas() {
+    : SkCanvas(SkNEW(SkBitmapPlatformDeviceFactory)) {
   bool initialized = initialize(width, height, is_opaque, shared_section);
   if (!initialized) {
     CrashIfInvalidSection(shared_section);
     CrashForBitmapAllocationFailure(width, height);
   }
 }
 
 PlatformCanvas::~PlatformCanvas() {
 }
 
@@ skipping 13 matching lines @@
 
 HDC PlatformCanvas::beginPlatformPaint() {
   return getTopPlatformDevice().getBitmapDC();
 }
 
 void PlatformCanvas::endPlatformPaint() {
   // we don't clear the DC here since it will be likely to be used again
   // flushing will be done in onAccessBitmap
 }
 
-SkDevice* PlatformCanvas::createDevice(SkBitmap::Config config,
-                                       int width,
-                                       int height,
-                                       bool is_opaque, bool isForLayer) {
-  SkASSERT(config == SkBitmap::kARGB_8888_Config);
-  return BitmapPlatformDevice::create(width, height, is_opaque, NULL);
-}
-
 }  // namespace skia