Standardize usage of virtual/override/final in sync/

sync/internal_api/test/sync_manager_for_profile_sync_test.h

Index: sync/internal_api/test/sync_manager_for_profile_sync_test.h
diff --git a/sync/internal_api/test/sync_manager_for_profile_sync_test.h b/sync/internal_api/test/sync_manager_for_profile_sync_test.h
index 14ab883292bcc90bd7bd6c7f5a87cc0e680f5f77..c10312d3e6650fff7956e18b43482dfcde9a7b2c 100644
--- a/sync/internal_api/test/sync_manager_for_profile_sync_test.h
+++ b/sync/internal_api/test/sync_manager_for_profile_sync_test.h
@@ -20,8 +20,8 @@ class SyncManagerForProfileSyncTest
  public:
   SyncManagerForProfileSyncTest(std::string name,
                                 base::Closure init_callback);
-  virtual ~SyncManagerForProfileSyncTest();
-  virtual void NotifyInitializationSuccess() override;
+  ~SyncManagerForProfileSyncTest() override;
+  void NotifyInitializationSuccess() override;
 
  private:
   base::Closure init_callback_;