drive: Change DriveServiceInterface::GetChangeList's callback type to ChangeListCallback

chrome/browser/sync_file_system/drive_backend_v1/api_util.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_FILE_SYSTEM_DRIVE_BACKEND_V1_API_UTIL_H_
 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_V1_API_UTIL_H_
 
 #include <map>
 #include <string>
 
@@ skipping 140 matching lines @@
 
   void DidGetLargestChangeStamp(
       const ChangeStampCallback& callback,
       google_apis::GDataErrorCode error,
       scoped_ptr<google_apis::AboutResource> about_resource);
 
   void DidGetDriveRootResourceIdForEnsureSyncRoot(
       const std::string& sync_root_resource_id,
       google_apis::GDataErrorCode error);
 
+  void DidGetChangeList(const ResourceListCallback& callback,
+                        google_apis::GDataErrorCode error,
+                        scoped_ptr<google_apis::ChangeList> change_list);
+
   void DidGetResourceList(const ResourceListCallback& callback,
                           google_apis::GDataErrorCode error,
                           scoped_ptr<google_apis::ResourceList> resource_list);
 
   void DidGetResourceEntry(const ResourceEntryCallback& callback,
                            google_apis::GDataErrorCode error,
                            scoped_ptr<google_apis::ResourceEntry> entry);
 
   void DidGetTemporaryFileForDownload(
       const std::string& resource_id,
@@ skipping 85 matching lines @@
 
   ObserverList<APIUtilObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(APIUtil);
 };
 
 }  // namespace drive_backend
 }  // namespace sync_file_system
 
 #endif  // CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_V1_API_UTIL_H_