[USS] Show USS counters in about:sync page

components/browser_sync/profile_sync_service.h

Index: components/browser_sync/profile_sync_service.h
diff --git a/components/browser_sync/profile_sync_service.h b/components/browser_sync/profile_sync_service.h
index f236e9a5f87d9d07837f20fe1739ff5bf1949f86..bc541cae579e1ac27715b8c1864cd9c9b3f51e52 100644
--- a/components/browser_sync/profile_sync_service.h
+++ b/components/browser_sync/profile_sync_service.h
@@ -321,7 +321,7 @@ class ProfileSyncService : public sync_driver::SyncService,
   base::string16 GetLastSyncedTimeString() const override;
   std::string GetBackendInitializationStateString() const override;
   syncer::SyncCycleSnapshot GetLastCycleSnapshot() const override;
-  base::Value* GetTypeStatusMap() const override;
+  base::Value* GetTypeStatusMap() override;
   const GURL& sync_service_url() const override;
   std::string unrecoverable_error_message() const override;
   tracked_objects::Location unrecoverable_error_location() const override;
@@ -382,7 +382,7 @@ class ProfileSyncService : public sync_driver::SyncService,
   void OnDirectoryTypeUpdateCounterUpdated(
       syncer::ModelType type,
       const syncer::UpdateCounters& counters) override;
-  void OnDirectoryTypeStatusCounterUpdated(
+  void OnDatatypeStatusCounterUpdated(
       syncer::ModelType type,
       const syncer::StatusCounters& counters) override;
   void OnConnectionStatusChange(syncer::ConnectionStatus status) override;