Revert 238348 "Clean up TestProfileSyncService and related tests"

trunk/src/chrome/browser/sync/profile_sync_service.cc

Index: trunk/src/chrome/browser/sync/profile_sync_service.cc
===================================================================
--- trunk/src/chrome/browser/sync/profile_sync_service.cc	(revision 238367)
+++ trunk/src/chrome/browser/sync/profile_sync_service.cc	(working copy)
@@ -1735,6 +1735,12 @@
   return backend_.get() && backend_->IsCryptographerReady(trans);
 }
 
+SyncBackendHost* ProfileSyncService::GetBackendForTest() {
+  // We don't check |backend_initialized_|; we assume the test class
+  // knows what it's doing.
+  return backend_.get();
+}
+
 void ProfileSyncService::ConfigurePriorityDataTypes() {
   const syncer::ModelTypeSet priority_types =
       Intersection(GetPreferredDataTypes(), syncer::PriorityUserTypes());