Reland of 'Move content/browser/power_save_blocker to //device/power_save_blocker'

extensions/browser/api/power/power_api.h

 // Copyright 2014 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 EXTENSIONS_BROWSER_API_POWER_POWER_API_H_
 #define EXTENSIONS_BROWSER_API_POWER_POWER_API_H_
 
 #include <map>
 #include <memory>
 #include <string>
 
 #include "base/callback.h"
 #include "base/macros.h"
-#include "content/public/browser/power_save_blocker.h"
+#include "device/power_save_blocker/power_save_blocker.h"
 #include "extensions/browser/browser_context_keyed_api_factory.h"
 #include "extensions/browser/extension_function.h"
 #include "extensions/browser/extension_registry_observer.h"
 #include "extensions/common/api/power.h"
 
 namespace content {
 class BrowserContext;
 }
 
 namespace extensions {
@@ skipping 21 matching lines @@
   // ExtensionFunction:
   bool RunSync() override;
 };
 
 // Handles calls made via the chrome.power API. There is a separate instance of
 // this class for each profile, as requests are tracked by extension ID, but a
 // regular and incognito profile will share the same instance.
 class PowerAPI : public BrowserContextKeyedAPI,
                  public extensions::ExtensionRegistryObserver {
  public:
-  typedef base::Callback<std::unique_ptr<content::PowerSaveBlocker>(
-      content::PowerSaveBlocker::PowerSaveBlockerType,
-      content::PowerSaveBlocker::Reason,
-      const std::string&)>
+  typedef base::Callback<std::unique_ptr<device::PowerSaveBlocker>(
+      device::PowerSaveBlocker::PowerSaveBlockerType,
+      device::PowerSaveBlocker::Reason,
+      const std::string&,
+      scoped_refptr<base::SequencedTaskRunner> ui_task_runner,
+      scoped_refptr<base::SingleThreadTaskRunner> file_task_runner)>
       CreateBlockerFunction;
 
   static PowerAPI* Get(content::BrowserContext* context);
 
   // BrowserContextKeyedAPI implementation.
   static BrowserContextKeyedAPIFactory<PowerAPI>* GetFactoryInstance();
 
   // Adds an extension lock at |level| for |extension_id|, replacing the
   // extension's existing lock, if any.
   void AddRequest(const std::string& extension_id, api::power::Level level);
@@ skipping 27 matching lines @@
   static const bool kServiceIsCreatedWithBrowserContext = false;
   void Shutdown() override;
 
   content::BrowserContext* browser_context_;
 
   // Function that should be called to create PowerSaveBlocker objects.
   // Tests can change this to record what would've been done instead of
   // actually changing the system power-saving settings.
   CreateBlockerFunction create_blocker_function_;
 
-  std::unique_ptr<content::PowerSaveBlocker> power_save_blocker_;
+  std::unique_ptr<device::PowerSaveBlocker> power_save_blocker_;
 
   // Current level used by |power_save_blocker_|.  Meaningless if
   // |power_save_blocker_| is NULL.
   api::power::Level current_level_;
 
   // Map from extension ID to the corresponding level for each extension
   // that has an outstanding request.
   typedef std::map<std::string, api::power::Level> ExtensionLevelMap;
   ExtensionLevelMap extension_levels_;
 
   DISALLOW_COPY_AND_ASSIGN(PowerAPI);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_POWER_POWER_API_H_