[aw] Reuse WebContents PowerSaveBlocker in fullscreen.

content/browser/android/content_video_view.h

 // Copyright (c) 2012 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_ANDROID_CONTENT_VIDEO_VIEW_H_
 #define CONTENT_BROWSER_ANDROID_CONTENT_VIDEO_VIEW_H_
 
 #include <jni.h>
 
 #include "base/android/jni_weak_ref.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/timer/timer.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace content {
 
 class BrowserMediaPlayerManager;
-class PowerSaveBlocker;
 
 // Native mirror of ContentVideoView.java. This class is responsible for
 // creating the Java video view and pass all the player status change to
 // it. It accepts media control from Java class, and forwards it to
 // MediaPlayerManagerImpl.
 class ContentVideoView {
  public:
   // Construct a ContentVideoView object. The |manager| will handle all the
   // playback controls from the Java class.
   explicit ContentVideoView(BrowserMediaPlayerManager* manager);
@@ skipping 47 matching lines @@
       long playback_duration_in_milliseconds_before_orientation_change,
       long playback_duration_in_milliseconds_after_orientation_change);
 
   // Return the corresponing ContentVideoView Java object if any.
   base::android::ScopedJavaLocalRef<jobject> GetJavaObject(JNIEnv* env);
 
  private:
   // Creates the corresponding ContentVideoView Java object.
   JavaObjectWeakGlobalRef CreateJavaObject();
 
-  // Returns the associated NativeView
-  gfx::NativeView GetNativeView();
-
-  void CreatePowerSaveBlocker();
-
   // Object that manages the fullscreen media player. It is responsible for
   // handling all the playback controls.
   BrowserMediaPlayerManager* manager_;
 
-  // PowerSaveBlock to keep screen on for fullscreen video.
-  // There is already blocker when inline video started, and it requires the
-  // ContentView's container displayed to take effect; but in WebView, apps
-  // could use another container to hold ContentVideoView, and the blocker in
-  // ContentView's container can not keep screen on; so we need another blocker
-  // here, it is no harm, just an additonal blocker.
-  scoped_ptr<PowerSaveBlocker> power_save_blocker_;
-
   // Weak reference of corresponding Java object.
   JavaObjectWeakGlobalRef j_content_video_view_;
 
   // Weak pointer for posting tasks.
   base::WeakPtrFactory<ContentVideoView> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentVideoView);
 };
 
 } // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_CONTENT_VIDEO_VIEW_H_