ui/gfx: Make gfx::Canvas inherit from gfx::CanvasSkia.

ui/gfx/compositor/layer.cc

 // Copyright (c) 2012 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 "ui/gfx/compositor/layer.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebContentLayer.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebExternalTextureLayer.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebFloatPoint.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebFloatRect.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebSize.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebSolidColorLayer.h"
 #include "ui/base/animation/animation.h"
-#include "ui/gfx/canvas_skia.h"
+#include "ui/gfx/canvas.h"
 #include "ui/gfx/compositor/compositor_switches.h"
 #include "ui/gfx/compositor/layer_animator.h"
 #include "ui/gfx/interpolated_transform.h"
 #include "ui/gfx/point3.h"
 
 namespace {
 
 const float EPSILON = 1e-3f;
 
 bool IsApproximateMultipleOf(float value, float base) {
@@ skipping 281 matching lines @@
   if (!delegate_)
     return;
   delegate_ = NULL;
   for (size_t i = 0; i < children_.size(); ++i)
     children_[i]->SuppressPaint();
 }
 
 void Layer::paintContents(WebKit::WebCanvas* web_canvas,
                           const WebKit::WebRect& clip) {
   TRACE_EVENT0("ui", "Layer::paintContents");
-  gfx::CanvasSkia canvas(web_canvas);
+  gfx::Canvas canvas(web_canvas);
   if (delegate_)
     delegate_->OnPaintLayer(&canvas);
 }
 
 float Layer::GetCombinedOpacity() const {
   float opacity = opacity_;
   Layer* current = this->parent_;
   while (current) {
     opacity *= current->opacity_;
     current = current->parent_;
@@ skipping 187 matching lines @@
     return;
   unsigned int color = 0xFF000000;
   color |= web_layer_is_accelerated_ ? 0x0000FF00 : 0x00FF0000;
   bool opaque = fills_bounds_opaquely_ && (GetCombinedOpacity() == 1.f);
   if (!opaque)
     color |= 0xFF;
   web_layer_.setDebugBorderColor(color);
 }
 
 }  // namespace ui