Revert "Revert 142517 - [Sync] Refactor sync configuration logic."

chrome/browser/sync/test_profile_sync_service.h

Index: chrome/browser/sync/test_profile_sync_service.h
diff --git a/chrome/browser/sync/test_profile_sync_service.h b/chrome/browser/sync/test_profile_sync_service.h
index 5039849f90d286fead6b40be2040024419a5d937..c0ab6bc1cd6241e9fd44cd0deed26fcb31f18169 100644
--- a/chrome/browser/sync/test_profile_sync_service.h
+++ b/chrome/browser/sync/test_profile_sync_service.h
@@ -45,11 +45,12 @@ class SyncBackendHostForProfileSyncTest : public SyncBackendHost {
 
   MOCK_METHOD1(RequestNudge, void(const tracked_objects::Location&));
 
-  // Called when a nudge comes in.
-  void SimulateSyncCycleCompletedInitialSyncEnded(
-      const tracked_objects::Location&);
-
-  virtual void StartConfiguration(const base::Closure& callback) OVERRIDE;
+  virtual void RequestConfigureSyncer(
+      syncer::ConfigureReason reason,
+      syncer::ModelTypeSet types_to_config,
+      const syncer::ModelSafeRoutingInfo& routing_info,
+      const base::Callback<void(syncer::ModelTypeSet)>& ready_task,
+      const base::Closure& retry_callback) OVERRIDE;
 
   static void SetHistoryServiceExpectations(ProfileMock* profile);