[Sync] Have SyncableService's take ownership of their SyncChangeProcessor.

chrome/browser/extensions/test_extension_service.h

 // Copyright (c) 2012 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_EXTENSIONS_TEST_EXTENSION_SERVICE_H_
 #define CHROME_BROWSER_EXTENSIONS_TEST_EXTENSION_SERVICE_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 28 matching lines @@
       const std::string& extension_id) const OVERRIDE;
 
   virtual void UpdateExtensionBlacklist(
     const std::vector<std::string>& blacklist) OVERRIDE;
   virtual void CheckAdminBlacklist() OVERRIDE;
   virtual void CheckForUpdatesSoon() OVERRIDE;
 
   virtual SyncError MergeDataAndStartSyncing(
       syncable::ModelType type,
       const SyncDataList& initial_sync_data,
-      SyncChangeProcessor* sync_processor) OVERRIDE;
+      scoped_ptr<SyncChangeProcessor> sync_processor) OVERRIDE;
   virtual void StopSyncing(syncable::ModelType type) OVERRIDE;
   virtual SyncDataList GetAllSyncData(syncable::ModelType type) const OVERRIDE;
   virtual SyncError ProcessSyncChanges(
       const tracked_objects::Location& from_here,
       const SyncChangeList& change_list) OVERRIDE;
 
   virtual bool is_ready() OVERRIDE;
 
   virtual bool AddExtension(const Extension* extension) OVERRIDE;
 
   virtual void UnloadExtension(
       const std::string& extension_id,
       extension_misc::UnloadedExtensionReason reason) OVERRIDE;
 
   virtual void SyncExtensionChangeIfNeeded(const Extension& extension) OVERRIDE;
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_TEST_EXTENSION_SERVICE_H_