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

chrome/browser/ui/views/find_bar_view.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_FIND_BAR_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_FIND_BAR_VIEW_H_
 #pragma once
 
 #include "base/compiler_specific.h"
 #include "base/string16.h"
@@ skipping 49 matching lines @@
   void UpdateForResult(const FindNotificationDetails& result,
                        const string16& find_text);
 
   // Clears the current Match Count value in the Find text box.
   void ClearMatchCount();
 
   // Claims focus for the text field and selects its contents.
   virtual void SetFocusAndSelection(bool select_all) OVERRIDE;
 
   // views::View:
-  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
+  virtual void OnPaint(gfx::CanvasSkia* canvas) OVERRIDE;
   virtual void Layout() OVERRIDE;
   virtual gfx::Size GetPreferredSize() OVERRIDE;
   virtual void ViewHierarchyChanged(bool is_add,
                                     views::View* parent,
                                     views::View* child) OVERRIDE;
 
   // views::ButtonListener:
   virtual void ButtonPressed(views::Button* sender,
                              const views::Event& event) OVERRIDE;
 
@@ skipping 62 matching lines @@
   // box to provide the Chrome look to the edge of the text box.
   const SkBitmap* text_box_background_;
 
   // The rounded edge on the left side of the Find text box.
   const SkBitmap* text_box_background_left_;
 
   DISALLOW_COPY_AND_ASSIGN(FindBarView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_FIND_BAR_VIEW_H_