Use PowerSaveBlocker for audio and video on Chrome OS.

content/browser/power_save_blocker_android.cc

 // 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.
 
 #include "content/browser/power_save_blocker_android.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_weak_ref.h"
 #include "base/logging.h"
 #include "content/browser/power_save_blocker_impl.h"
@@ skipping 39 matching lines @@
 
 void PowerSaveBlockerImpl::Delegate::RemoveBlock() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> j_object = j_view_android_.get(env);
   if (j_object.obj())
     Java_PowerSaveBlocker_removeBlock(env, j_object.obj());
 }
 
 PowerSaveBlockerImpl::PowerSaveBlockerImpl(PowerSaveBlockerType type,
-                                           const std::string& reason) {
+                                           Reason reason,
+                                           const std::string& description) {
   // Don't support kPowerSaveBlockPreventAppSuspension
 }
 
 PowerSaveBlockerImpl::~PowerSaveBlockerImpl() {
   if (delegate_.get()) {
     BrowserThread::PostTask(
         BrowserThread::UI, FROM_HERE,
         base::Bind(&Delegate::RemoveBlock, delegate_));
   }
 }
 
 void PowerSaveBlockerImpl::InitDisplaySleepBlocker(NativeView view_android) {
   if (!view_android)
     return;
 
   delegate_ = new Delegate(view_android);
   // This may be called on any thread.
   BrowserThread::PostTask(
       BrowserThread::UI, FROM_HERE,
       base::Bind(&Delegate::ApplyBlock, delegate_));
 }
 
 bool RegisterPowerSaveBlocker(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content