replace OVERRIDE and FINAL with override and final in sync/

sync/test/engine/fake_model_worker.h

Index: sync/test/engine/fake_model_worker.h
diff --git a/sync/test/engine/fake_model_worker.h b/sync/test/engine/fake_model_worker.h
index 9c621be7bac2d44460ce2c64269b321b118e411e..c85b666c657dfebb4b019f019343fd878637447e 100644
--- a/sync/test/engine/fake_model_worker.h
+++ b/sync/test/engine/fake_model_worker.h
@@ -22,12 +22,12 @@ class FakeModelWorker : public ModelSafeWorker, public base::NonThreadSafe {
   explicit FakeModelWorker(ModelSafeGroup group);
 
   // ModelSafeWorker implementation.
-  virtual void RegisterForLoopDestruction() OVERRIDE;
-  virtual ModelSafeGroup GetModelSafeGroup() OVERRIDE;
+  virtual void RegisterForLoopDestruction() override;
+  virtual ModelSafeGroup GetModelSafeGroup() override;
 
  protected:
   virtual SyncerError DoWorkAndWaitUntilDoneImpl(
-      const WorkCallback& work) OVERRIDE;
+      const WorkCallback& work) override;
 
  private:
   virtual ~FakeModelWorker();