Allow CanvasSkia to bind to an existing SkCanvas.

chrome/browser/ui/views/tabs/dragged_tab_controller.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 "chrome/browser/ui/views/tabs/dragged_tab_controller.h"
 
 #include <math.h>
 #include <set>
 
 #include "base/callback.h"
@@ skipping 66 matching lines @@
 
   virtual void OnPaintBackground(gfx::Canvas* canvas) {
     SkRect outer_rect = { SkIntToScalar(0), SkIntToScalar(0),
                           SkIntToScalar(width()),
                           SkIntToScalar(height()) };
 
     // Fill the background rect.
     SkPaint paint;
     paint.setColor(SkColorSetRGB(108, 108, 108));
     paint.setStyle(SkPaint::kFill_Style);
-    canvas->AsCanvasSkia()->drawRoundRect(
+    canvas->GetSkCanvas()->drawRoundRect(
         outer_rect, SkIntToScalar(kRoundedRectRadius),
         SkIntToScalar(kRoundedRectRadius), paint);
 
     ResourceBundle& rb = ResourceBundle::GetSharedInstance();
 
     SkBitmap* high_icon = rb.GetBitmapNamed(IDR_DOCK_HIGH);
     SkBitmap* wide_icon = rb.GetBitmapNamed(IDR_DOCK_WIDE);
 
     canvas->Save();
     bool rtl_ui = base::i18n::IsRTL();
@@ skipping 1348 matching lines @@
 
 bool DraggedTabController::AreTabsConsecutive() {
   for (size_t i = 1; i < drag_data_.size(); ++i) {
     if (drag_data_[i - 1].source_model_index + 1 !=
         drag_data_[i].source_model_index) {
       return false;
     }
   }
   return true;
 }