Fixing naming issues in MediaSession

content/browser/media/session/media_session_delegate_android.h

-// Copyright 2016 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_SESSION_MEDIA_SESSION_DELEGATE_ANDROID_H_
-#define CONTENT_BROWSER_MEDIA_SESSION_MEDIA_SESSION_DELEGATE_ANDROID_H_
-
-#include <jni.h>
-
-#include "base/android/scoped_java_ref.h"
-#include "content/browser/media/session/media_session_delegate.h"
-
-namespace content {
-
-// MediaSessionDelegateAndroid handles the audio focus at a system level on
-// Android. It is also proxying the JNI calls.
-class MediaSessionDelegateAndroid : public MediaSessionDelegate {
- public:
-  static bool Register(JNIEnv* env);
-
-  explicit MediaSessionDelegateAndroid(MediaSession* media_session);
-  ~MediaSessionDelegateAndroid() override;
-
-  void Initialize();
-
-  bool RequestAudioFocus(
-      AudioFocusManager::AudioFocusType audio_focus_type) override;
-  void AbandonAudioFocus() override;
-
-  // Called when the Android system requests the MediaSession to be suspended.
-  // Called by Java through JNI.
-  void OnSuspend(JNIEnv* env,
-                 const base::android::JavaParamRef<jobject>& obj,
-                 jboolean temporary);
-
-  // Called when the Android system requests the MediaSession to be resumed.
-  // Called by Java through JNI.
-  void OnResume(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj);
-
-  // Called when the Android system requests the MediaSession to start ducking.
-  // Called by Java through JNI.
-  void OnStartDucking(JNIEnv* env, jobject obj);
-
-  // Called when the Android system requests the MediaSession to stop ducking.
-  // Called by Java through JNI.
-  void OnStopDucking(JNIEnv* env, jobject obj);
-
-  // Record when the Android system requests the MediaSession to duck.
-  // Called by Java through JNI.
-  void RecordSessionDuck(JNIEnv* env,
-                         const base::android::JavaParamRef<jobject> &obj);
-
- private:
-  // Weak pointer because |this| is owned by |media_session_|.
-  MediaSession* media_session_;
-  base::android::ScopedJavaGlobalRef<jobject> j_media_session_delegate_;
-
-  DISALLOW_COPY_AND_ASSIGN(MediaSessionDelegateAndroid);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_MEDIA_SESSION_MEDIA_SESSION_DELEGATE_ANDROID_H_