Standardize usage of virtual/override/final in chrome/

chrome/test/base/chrome_render_view_test.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_TEST_BASE_CHROME_RENDER_VIEW_TEST_H_
 #define CHROME_TEST_BASE_CHROME_RENDER_VIEW_TEST_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 12 matching lines @@
 
 class ChromeRenderViewTest : public content::RenderViewTest {
  public:
   ChromeRenderViewTest();
   virtual ~ChromeRenderViewTest();
 
  protected:
   // testing::Test
   virtual void SetUp() override;
   virtual void TearDown() override;
-  virtual content::ContentClient* CreateContentClient() override;
-  virtual content::ContentBrowserClient* CreateContentBrowserClient() override;
-  virtual content::ContentRendererClient*
-      CreateContentRendererClient() override;
+  content::ContentClient* CreateContentClient() override;
+  content::ContentBrowserClient* CreateContentBrowserClient() override;
+  content::ContentRendererClient* CreateContentRendererClient() override;
 
 #if defined(ENABLE_EXTENSIONS)
   scoped_ptr<extensions::DispatcherDelegate> extension_dispatcher_delegate_;
 #endif
 
   autofill::TestPasswordAutofillAgent* password_autofill_agent_;
   autofill::TestPasswordGenerationAgent* password_generation_;
   autofill::AutofillAgent* autofill_agent_;
 
   // Naked pointer as ownership is with content::RenderViewTest::render_thread_.
   ChromeMockRenderThread* chrome_render_thread_;
 };
 
 #endif  // CHROME_TEST_BASE_CHROME_RENDER_VIEW_TEST_H_