Remove MediaThrottler and MediaThrottleInfoBar

content/browser/media/android/media_throttler.h

-// Copyright 2015 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_BROWSER_MEDIA_ANDROID_MEDIA_THROTTLER_H_
-#define CONTENT_BROWSER_MEDIA_ANDROID_MEDIA_THROTTLER_H_
-
-#include <jni.h>
-
-#include "base/android/scoped_java_ref.h"
-#include "base/macros.h"
-#include "base/memory/singleton.h"
-
-namespace content {
-
-class MediaThrottler {
- public:
-  // Called to get the singleton MediaThrottler instance.
-  static MediaThrottler* GetInstance();
-
-  virtual ~MediaThrottler();
-
-  // Called to request the permission to decode media data. Returns true if
-  // permitted, or false otherwise.
-  bool RequestDecoderResources();
-
-  // Called when a decode request finishes.
-  void OnDecodeRequestFinished();
-
-  // Resets the throttler to a fresh state.
-  void Reset();
-
- private:
-  friend struct base::DefaultSingletonTraits<MediaThrottler>;
-  MediaThrottler();
-
-  base::android::ScopedJavaGlobalRef<jobject> j_media_throttler_;
-  DISALLOW_COPY_AND_ASSIGN(MediaThrottler);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_MEDIA_ANDROID_MEDIA_THROTTLER_H_