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

chrome/browser/sync/profile_sync_service_android.h

 // Copyright 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.
 
 #ifndef CHROME_BROWSER_SYNC_PROFILE_SYNC_SERVICE_ANDROID_H_
 #define CHROME_BROWSER_SYNC_PROFILE_SYNC_SERVICE_ANDROID_H_
 
 #include <jni.h>
 #include <map>
 
@@ skipping 175 matching lines @@
   bool IsSyncAllowedByAndroid() const;
 
   // A reference to the Chrome profile object.
   Profile* profile_;
 
   // A reference to the sync service for this profile.
   ProfileSyncService* sync_service_;
 
   // The class that handles getting, setting, and persisting sync
   // preferences.
-  scoped_ptr<sync_driver::SyncPrefs> sync_prefs_;
+  std::unique_ptr<sync_driver::SyncPrefs> sync_prefs_;
 
   // Java-side ProfileSyncService object.
   JavaObjectWeakGlobalRef weak_java_profile_sync_service_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileSyncServiceAndroid);
 };
 
 #endif  // CHROME_BROWSER_SYNC_PROFILE_SYNC_SERVICE_ANDROID_H_