Remove MediaThrottler and MediaThrottleInfoBar

chrome/browser/android/media/media_throttle_infobar_delegate.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 CHROME_BROWSER_ANDROID_MEDIA_MEDIA_THROTTLE_INFOBAR_DELEGATE_H_
-#define CHROME_BROWSER_ANDROID_MEDIA_MEDIA_THROTTLE_INFOBAR_DELEGATE_H_
-
-#include <string>
-
-#include "base/callback.h"
-#include "base/macros.h"
-#include "components/infobars/core/confirm_infobar_delegate.h"
-
-namespace content {
-class WebContents;
-}
-
-enum UMAThrottleInfobarResponse {
-  UMA_THROTTLE_INFOBAR_NO_RESPONSE,
-  UMA_THROTTLE_INFOBAR_TRY_AGAIN,
-  UMA_THROTTLE_INFOBAR_WAIT,
-  UMA_THROTTLE_INFOBAR_DISMISSED,
-  // NOTE: Add responses only immediately above this line. Make sure to
-  // update the enum list in tools/metrics/histograms/histograms.xml
-  // accordingly.
-  UMA_THROTTLE_INFOBAR_RESPONSE_COUNT
-};
-
-class MediaThrottleInfoBarDelegate : public ConfirmInfoBarDelegate {
- public:
-  typedef base::Callback<void(bool)> DecodeRequestGrantedCallback;
-  ~MediaThrottleInfoBarDelegate() override;
-
-  // Static method to create the object
-  static void Create(
-      content::WebContents* web_contents,
-      const DecodeRequestGrantedCallback& callback);
-
- private:
-  explicit MediaThrottleInfoBarDelegate(
-      const DecodeRequestGrantedCallback& callback);
-
-  // ConfirmInfoBarDelegate:
-  infobars::InfoBarDelegate::InfoBarIdentifier GetIdentifier() const override;
-  MediaThrottleInfoBarDelegate* AsMediaThrottleInfoBarDelegate() override;
-  base::string16 GetMessageText() const override;
-  int GetIconId() const override;
-  base::string16 GetButtonLabel(InfoBarButton button) const override;
-  bool Accept() override;
-  bool Cancel() override;
-  void InfoBarDismissed() override;
-
-  UMAThrottleInfobarResponse infobar_response_;
-
-  DecodeRequestGrantedCallback decode_granted_callback_;
-
-  DISALLOW_COPY_AND_ASSIGN(MediaThrottleInfoBarDelegate);
-};
-
-#endif  // CHROME_BROWSER_ANDROID_MEDIA_MEDIA_THROTTLE_INFOBAR_DELEGATE_H_