Replace FINAL and OVERRIDE with their C++11 counterparts in chrome/test

chrome/test/data/webui/async_gen.h

Index: chrome/test/data/webui/async_gen.h
diff --git a/chrome/test/data/webui/async_gen.h b/chrome/test/data/webui/async_gen.h
index ef96cc3368a5531d7d668b827a3aa7f43a79d1d6..e8af8273bc5cd9cdf0a6ee3522968e88c96cca5c 100644
--- a/chrome/test/data/webui/async_gen.h
+++ b/chrome/test/data/webui/async_gen.h
@@ -30,7 +30,7 @@ class WebUIBrowserAsyncGenTest : public WebUIBrowserTest {
     void HandleCallJS(const base::ListValue* list_value);
 
     // WebUIMessageHandler implementation.
-    virtual void RegisterMessages() OVERRIDE;
+    virtual void RegisterMessages() override;
   };
 
   // Handler for this test fixture.
@@ -38,11 +38,11 @@ class WebUIBrowserAsyncGenTest : public WebUIBrowserTest {
 
  private:
   // Provide this object's handler.
-  virtual content::WebUIMessageHandler* GetMockMessageHandler() OVERRIDE {
+  virtual content::WebUIMessageHandler* GetMockMessageHandler() override {
     return &message_handler_;
   }
 
-  virtual void SetUpOnMainThread() OVERRIDE {
+  virtual void SetUpOnMainThread() override {
     WebUIBrowserTest::SetUpOnMainThread();
     EXPECT_CALL(message_handler_, HandleTearDown(::testing::_));
   }