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

chrome/browser/ui/panels/panel_browser_frame_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_PANELS_PANEL_BROWSER_FRAME_VIEW_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_BROWSER_FRAME_VIEW_H_
 #pragma once
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 57 matching lines @@
   virtual gfx::Rect GetBoundsForClientView() const OVERRIDE;
   virtual gfx::Rect GetWindowBoundsForClientBounds(
       const gfx::Rect& client_bounds) const OVERRIDE;
   virtual int NonClientHitTest(const gfx::Point& point) OVERRIDE;
   virtual void GetWindowMask(const gfx::Size& size, gfx::Path* window_mask)
       OVERRIDE;
   virtual void ResetWindowControls() OVERRIDE;
   virtual void UpdateWindowIcon() OVERRIDE;
 
   // Overridden from views::View:
-  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
+  virtual void OnPaint(gfx::CanvasSkia* canvas) OVERRIDE;
   virtual void OnThemeChanged() OVERRIDE;
   virtual gfx::Size GetMinimumSize() OVERRIDE;
   virtual void Layout() OVERRIDE;
   virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE;
   virtual bool OnMousePressed(const views::MouseEvent& event) OVERRIDE;
   virtual bool OnMouseDragged(const views::MouseEvent& event) OVERRIDE;
   virtual void OnMouseReleased(const views::MouseEvent& event) OVERRIDE;
   virtual void OnMouseCaptureLost() OVERRIDE;
 
   // Overridden from views::ButtonListener:
@@ skipping 52 matching lines @@
   // borders, including both the window frame and any client edge.
   int NonClientBorderThickness() const;
 
   // Returns the width of the panel that is showing only an icon.
   int IconOnlyWidth() const;
 
   // Update control styles to indicate if the titlebar is active or not.
   void UpdateControlStyles(PaintState paint_state);
 
   // Custom draw the frame.
-  void PaintFrameBorder(gfx::Canvas* canvas);
+  void PaintFrameBorder(gfx::CanvasSkia* canvas);
 
   // Called by MouseWatcher to notify if the mouse enters or leaves the window.
   void OnMouseEnterOrLeaveWindow(bool mouse_entered);
 
   // Retrieves the drawing metrics based on the current painting state.
   SkColor GetDefaultTitleColor(PaintState paint_state) const;
   SkColor GetTitleColor(PaintState paint_state) const;
   const SkPaint& GetDefaultFrameTheme(PaintState paint_state) const;
   SkBitmap* GetFrameTheme(PaintState paint_state) const;
 
@@ skipping 44 matching lines @@
   bool is_settings_button_visible_;
 
   // On Aura popups are displayed in panels. If this panel is not opened by an
   // app, it won't have a settings button.
   const bool has_settings_button_;
 
   DISALLOW_COPY_AND_ASSIGN(PanelBrowserFrameView);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_BROWSER_FRAME_VIEW_H_