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

chrome/browser/sync/api/fake_syncable_service.cc

 // 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.
 
 #include "chrome/browser/sync/api/fake_syncable_service.h"
 
 #include "base/location.h"
 
 FakeSyncableService::FakeSyncableService()
     : syncing_(false),
@@ skipping 12 matching lines @@
 }
 
 bool FakeSyncableService::syncing() const {
   return syncing_;
 }
 
 // SyncableService implementation.
 SyncError FakeSyncableService::MergeDataAndStartSyncing(
     syncable::ModelType type,
     const SyncDataList& initial_sync_data,
-    SyncChangeProcessor* sync_processor) {
-  sync_processor_.reset(sync_processor);
+    scoped_ptr<SyncChangeProcessor> sync_processor) {
+  sync_processor_ = sync_processor.Pass();
   type_ = type;
   if (!merge_data_and_start_syncing_error_.IsSet()) {
     syncing_ = true;
   }
   return merge_data_and_start_syncing_error_;
 }
 
 void FakeSyncableService::StopSyncing(syncable::ModelType type) {
   syncing_ = false;
+  sync_processor_.reset();
 }
 
 SyncDataList FakeSyncableService::GetAllSyncData(
     syncable::ModelType type) const {
   return SyncDataList();
 }
 
 SyncError FakeSyncableService::ProcessSyncChanges(
     const tracked_objects::Location& from_here,
     const SyncChangeList& change_list) {
   return process_sync_changes_error_;
 }