Allow CanvasSkia to bind to an existing SkCanvas.

views/controls/combobox/native_combobox_views.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/combobox/native_combobox_views.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "ui/base/keycodes/keyboard_codes.h"
@@ skipping 276 matching lines @@
   SkPaint paint;
   paint.setStyle(SkPaint::kStrokeAndFill_Style);
   paint.setColor(kTextColor);
   paint.setAntiAlias(true);
   gfx::Path path;
   path.incReserve(4);
   path.moveTo(SkIntToScalar(tip_x), SkIntToScalar(tip_y));
   path.lineTo(SkIntToScalar(tip_x + shift_x), SkIntToScalar(tip_y + shift_y));
   path.lineTo(SkIntToScalar(tip_x - shift_x), SkIntToScalar(tip_y + shift_y));
   path.close();
-  canvas->AsCanvasSkia()->drawPath(path, paint);
+  canvas->GetSkCanvas()->drawPath(path, paint);
 }
 
 
 void NativeComboboxViews::PaintText(gfx::Canvas* canvas) {
   gfx::Insets insets = GetInsets();
 
   canvas->Save();
   canvas->ClipRectInt(insets.left(), insets.top(),
                       width() - insets.width(), height() - insets.height());
 
@@ skipping 70 matching lines @@
 
 #if defined(USE_AURA)
 // static
 NativeComboboxWrapper* NativeComboboxWrapper::CreateWrapper(
     Combobox* combobox) {
   return new NativeComboboxViews(combobox);
 }
 #endif
 
 }  // namespace views