[Sync] Make BackendMigrator not wait for full sync cycles

chrome/browser/sync/test_profile_sync_service.cc

 // Copyright (c) 2011 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/test_profile_sync_service.h"
 
 #include "chrome/browser/sync/abstract_profile_sync_service_test.h"
 #include "chrome/browser/sync/glue/data_type_controller.h"
 #include "chrome/browser/sync/glue/sync_backend_host.h"
 #include "chrome/browser/sync/internal_api/user_share.h"
@@ skipping 33 matching lines @@
 
 }  // namespace
 
 namespace browser_sync {
 
 SyncBackendHostForProfileSyncTest::SyncBackendHostForProfileSyncTest(
     Profile* profile,
     bool set_initial_sync_ended_on_init,
     bool synchronous_init,
     bool fail_initial_download)
-    : browser_sync::SyncBackendHost(profile),
+    : browser_sync::SyncBackendHost(profile->GetDebugName(), profile),
       synchronous_init_(synchronous_init),
       fail_initial_download_(fail_initial_download) {}
 
 SyncBackendHostForProfileSyncTest::~SyncBackendHostForProfileSyncTest() {}
 
 void SyncBackendHostForProfileSyncTest::
     SimulateSyncCycleCompletedInitialSyncEnded(
     const tracked_objects::Location& location) {
   syncable::ModelTypeBitSet sync_ended;
   if (!fail_initial_download_)
@@ skipping 170 matching lines @@
   fail_initial_download_ = true;
 }
 
 void TestProfileSyncService::CreateBackend() {
   backend_.reset(new browser_sync::SyncBackendHostForProfileSyncTest(
       profile(),
       set_initial_sync_ended_on_init_,
       synchronous_backend_initialization_,
       fail_initial_download_));
 }