Allow CanvasSkia to bind to an existing SkCanvas.

views/controls/menu/menu_separator_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 "views/controls/menu/menu_separator.h"
 
 #include <windows.h>
 #include <uxtheme.h>
 #include <Vssym32.h>
 
@@ skipping 10 matching lines @@
   // The gutter is rendered before the background.
   int start_x = 0;
   const gfx::NativeTheme* theme = gfx::NativeTheme::instance();
   if (config.render_gutter) {
     // If render_gutter is true, we're on Vista and need to render the
     // gutter, then indent the separator from the gutter.
     gfx::Rect gutter_bounds(MenuItemView::label_start() -
         config.gutter_to_label - config.gutter_width, 0,
         config.gutter_width, height());
     gfx::NativeTheme::ExtraParams extra;
-    theme->Paint(canvas->AsCanvasSkia(), gfx::NativeTheme::kMenuPopupGutter,
+    theme->Paint(canvas->GetSkCanvas(), gfx::NativeTheme::kMenuPopupGutter,
                  gfx::NativeTheme::kNormal, gutter_bounds, extra);
     start_x = gutter_bounds.x() + config.gutter_width;
   }
 
   gfx::Rect separator_bounds(start_x, 0, width(), height());
   gfx::NativeTheme::ExtraParams extra;
   extra.menu_separator.has_gutter = config.render_gutter;
-  theme->Paint(canvas->AsCanvasSkia(), gfx::NativeTheme::kMenuPopupSeparator,
+  theme->Paint(canvas->GetSkCanvas(), gfx::NativeTheme::kMenuPopupSeparator,
                gfx::NativeTheme::kNormal, separator_bounds, extra);
 }
 
 gfx::Size MenuSeparator::GetPreferredSize() {
   return gfx::Size(10,  // Just in case we're the only item in a menu.
                    MenuConfig::instance().separator_height);
 }
 
 }  // namespace views