Allow CanvasSkia to bind to an existing SkCanvas.

chrome/browser/chromeos/login/helper.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/chromeos/login/helper.h"
 
 #include "base/file_util.h"
 #include "chrome/browser/chromeos/cros/network_library.h"
 #include "chrome/browser/google/google_util.h"
 #include "googleurl/src/gurl.h"
@@ skipping 44 matching lines @@
     SkShader* s = SkGradientShader::CreateRadial(
         SkPoint::Make(SkIntToScalar(w / 2), SkIntToScalar(h / 2)),
         SkIntToScalar(w / 2),
         colors,
         NULL,
         2,
         SkShader::kClamp_TileMode,
         NULL);
     paint.setShader(s);
     s->unref();
-    canvas->AsCanvasSkia()->drawRect(rect, paint);
+    canvas->GetSkCanvas()->drawRect(rect, paint);
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BackgroundPainter);
 };
 
 }  // namespace
 
 ThrobberHostView::ThrobberHostView()
     : host_view_(this),
@@ skipping 145 matching lines @@
   gfx::Size preferred_size = NativeTextButton::GetPreferredSize();
   // Set minimal width.
   if (preferred_size.width() < kButtonMinWidth)
     preferred_size.set_width(kButtonMinWidth);
   return preferred_size;
 }
 
 }  // namespace login
 
 }  // namespace chromeos