replace OVERRIDE and FINAL with override and final in sync/

sync/test/accounts_client/url_request_context_getter.h

Index: sync/test/accounts_client/url_request_context_getter.h
diff --git a/sync/test/accounts_client/url_request_context_getter.h b/sync/test/accounts_client/url_request_context_getter.h
index 6891072d51b346fd94ea4aa11181afa68028037f..aecf658d8581a0b6f8d14fa8556f6b2dc0bfe87f 100644
--- a/sync/test/accounts_client/url_request_context_getter.h
+++ b/sync/test/accounts_client/url_request_context_getter.h
@@ -25,9 +25,9 @@ class URLRequestContextGetter : public net::URLRequestContextGetter {
       scoped_refptr<base::SingleThreadTaskRunner> network_task_runner);
 
   // Overridden from net::URLRequestContextGetter:
-  virtual net::URLRequestContext* GetURLRequestContext() OVERRIDE;
+  virtual net::URLRequestContext* GetURLRequestContext() override;
   virtual scoped_refptr<base::SingleThreadTaskRunner>
-      GetNetworkTaskRunner() const OVERRIDE;
+      GetNetworkTaskRunner() const override;
 
  private:
   virtual ~URLRequestContextGetter();