Convert //extensions/browser/api from scoped_ptr to std::unique_ptr

extensions/browser/api/power/power_api.cc

 // 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.
 
 #include "extensions/browser/api/power/power_api.h"
 
 #include "base/bind.h"
 #include "base/lazy_instance.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/common/api/power.h"
@@ skipping 17 matching lines @@
   NOTREACHED() << "Unhandled level " << level;
   return content::PowerSaveBlocker::kPowerSaveBlockPreventDisplaySleep;
 }
 
 base::LazyInstance<BrowserContextKeyedAPIFactory<PowerAPI>> g_factory =
     LAZY_INSTANCE_INITIALIZER;
 
 }  // namespace
 
 bool PowerRequestKeepAwakeFunction::RunSync() {
-  scoped_ptr<api::power::RequestKeepAwake::Params> params(
+  std::unique_ptr<api::power::RequestKeepAwake::Params> params(
       api::power::RequestKeepAwake::Params::Create(*args_));
   EXTENSION_FUNCTION_VALIDATE(params);
   EXTENSION_FUNCTION_VALIDATE(params->level != api::power::LEVEL_NONE);
   PowerAPI::Get(browser_context())->AddRequest(extension_id(), params->level);
   return true;
 }
 
 bool PowerReleaseKeepAwakeFunction::RunSync() {
   PowerAPI::Get(browser_context())->RemoveRequest(extension_id());
   return true;
@@ skipping 56 matching lines @@
     if (it->second == api::power::LEVEL_DISPLAY)
       new_level = it->second;
   }
 
   // If the level changed and we need to create a new blocker, do a swap
   // to ensure that there isn't a brief period where power management is
   // unblocked.
   if (!power_save_blocker_ || new_level != current_level_) {
     content::PowerSaveBlocker::PowerSaveBlockerType type =
         LevelToPowerSaveBlockerType(new_level);
-    scoped_ptr<content::PowerSaveBlocker> new_blocker(
+    std::unique_ptr<content::PowerSaveBlocker> new_blocker(
         create_blocker_function_.Run(type,
                                      content::PowerSaveBlocker::kReasonOther,
                                      kPowerSaveBlockerDescription));
     power_save_blocker_.swap(new_blocker);
     current_level_ = new_level;
   }
 }
 
 void PowerAPI::Shutdown() {
   // Unregister here rather than in the d'tor; otherwise this call will recreate
   // the already-deleted ExtensionRegistry.
   ExtensionRegistry::Get(browser_context_)->RemoveObserver(this);
   power_save_blocker_.reset();
 }
 
 }  // namespace extensions