android: Use UIResource for overscroll glow

content/public/browser/android/ui_resource_provider.h

-// Copyright 2014 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 CONTENT_PUBLIC_BROWSER_ANDROID_UI_RESOURCE_PROVIDER_H_
-#define CONTENT_PUBLIC_BROWSER_ANDROID_UI_RESOURCE_PROVIDER_H_
-
-#include "cc/resources/ui_resource_client.h"
-#include "content/common/content_export.h"
-
-namespace content {
-
-class UIResourceClientAndroid;
-
-class CONTENT_EXPORT UIResourceProvider {
- public:
-  virtual ~UIResourceProvider() {}
-
-  virtual cc::UIResourceId CreateUIResource(
-      UIResourceClientAndroid* client) = 0;
-
-  virtual void DeleteUIResource(cc::UIResourceId resource_id) = 0;
-};
-
-}  // namespace content
-
-#endif  // CONTENT_PUBLIC_BROWSER_ANDROID_UI_RESOURCE_PROVIDER_H_