Make it possible to disable dbus on linux

content/browser/power_save_blocker_empty.cc

Index: content/browser/power_save_blocker_empty.cc
diff --git a/content/browser/power_save_blocker_android.cc b/content/browser/power_save_blocker_empty.cc
similarity index 75%
copy from content/browser/power_save_blocker_android.cc
copy to content/browser/power_save_blocker_empty.cc
index c349fe5f9e174bdeb14ceddfe97943b549b79e2b..40c5bcfd8ea35f9f477a25d0cefa0ae85f79ed16 100644
--- a/content/browser/power_save_blocker_android.cc
+++ b/content/browser/power_save_blocker_empty.cc
@@ -1,11 +1,9 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright (c) 2013 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_impl.h"
 
-#include "base/logging.h"
-
 namespace content {
 
 class PowerSaveBlockerImpl::Delegate
@@ -17,12 +15,10 @@ class PowerSaveBlockerImpl::Delegate
 
 PowerSaveBlockerImpl::PowerSaveBlockerImpl(PowerSaveBlockerType type,
                                            const std::string& reason) {
-  // TODO(wangxianzhu): Implement it.
-  // This may be called on any thread.
-  NOTIMPLEMENTED();
 }
 
 PowerSaveBlockerImpl::~PowerSaveBlockerImpl() {
 }
 
 }  // namespace content
+