Revert of Move content/browser/power_save_blocker to //device/power_save_blocker

content/browser/power_save_blocker_impl.cc

+// 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 "build/build_config.h"
+
+namespace content {
+
+PowerSaveBlocker::~PowerSaveBlocker() {}
+
+// static
+std::unique_ptr<PowerSaveBlocker> PowerSaveBlocker::CreateWithTaskRunners(
+    PowerSaveBlocker::PowerSaveBlockerType type,
+    PowerSaveBlocker::Reason reason,
+    const std::string& description,
+    scoped_refptr<base::SequencedTaskRunner> ui_task_runner,
+    scoped_refptr<base::SingleThreadTaskRunner> blocking_task_runner) {
+  return std::unique_ptr<PowerSaveBlocker>(new PowerSaveBlockerImpl(
+      type, reason, description, ui_task_runner, blocking_task_runner));
+}
+
+}  // namespace content