Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/policy/heartbeat_scheduler.h

 // Copyright (c) 2015 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 CHROME_BROWSER_CHROMEOS_POLICY_HEARTBEAT_SCHEDULER_H_
 #define CHROME_BROWSER_CHROMEOS_POLICY_HEARTBEAT_SCHEDULER_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 106 matching lines @@
 
   // True if heartbeats are enabled. Kept cached in this object because
   // CrosSettings can switch to an untrusted state temporarily, and we want
   // to use the last-known trusted values.
   bool heartbeat_enabled_;
 
   // Cached copy of the current heartbeat interval, in milliseconds.
   base::TimeDelta heartbeat_interval_;
 
   // Observers to changes in the heartbeat settings.
-  scoped_ptr<chromeos::CrosSettings::ObserverSubscription>
+  std::unique_ptr<chromeos::CrosSettings::ObserverSubscription>
       heartbeat_frequency_observer_;
-  scoped_ptr<chromeos::CrosSettings::ObserverSubscription>
+  std::unique_ptr<chromeos::CrosSettings::ObserverSubscription>
       heartbeat_enabled_observer_;
 
   // The time the last heartbeat was sent.
   base::Time last_heartbeat_;
 
   // Callback invoked via a delay to send a heartbeat.
   base::CancelableClosure heartbeat_callback_;
 
   policy::CloudPolicyClient* cloud_policy_client_;
 
   // The GCMDriver used to send heartbeat messages.
   gcm::GCMDriver* const gcm_driver_;
 
   // The GCM registration ID - if empty, we are not registered yet.
   std::string registration_id_;
 
   // If true, we are already registered with GCM and should unregister when
   // destroyed.
   bool registered_app_handler_ = false;
 
   // Helper class to manage registering with the GCM server, including
   // retries, etc.
-  scoped_ptr<HeartbeatRegistrationHelper> registration_helper_;
+  std::unique_ptr<HeartbeatRegistrationHelper> registration_helper_;
 
   // Note: This should remain the last member so it'll be destroyed and
   // invalidate the weak pointers before any other members are destroyed.
   base::WeakPtrFactory<HeartbeatScheduler> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(HeartbeatScheduler);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_CHROMEOS_POLICY_HEARTBEAT_SCHEDULER_H_