Standardize usage of virtual/override/final specifiers.

extensions/browser/extensions_test.h

 // Copyright 2014 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 EXTENSIONS_BROWSER_EXTENSIONS_TEST_H_
 #define EXTENSIONS_BROWSER_EXTENSIONS_TEST_H_
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 12 matching lines @@
 // the content module and extensions module client interfaces. Initializes
 // services for a browser context.
 //
 // NOTE: Use this class only in extensions_unittests, not in Chrome unit_tests.
 // BrowserContextKeyedServiceFactory singletons persist between tests.
 // In Chrome those factories assume any BrowserContext is a Profile and will
 // cause crashes if it is not. http://crbug.com/395820
 class ExtensionsTest : public testing::Test {
  public:
   ExtensionsTest();
-  virtual ~ExtensionsTest();
+  ~ExtensionsTest() override;
 
   // Returned as a BrowserContext since most users don't need methods from
   // TestBrowserContext.
   content::BrowserContext* browser_context() { return browser_context_.get(); }
 
   // Returned as a TestExtensionsBrowserClient since most users need to call
   // test-specific methods on it.
   TestExtensionsBrowserClient* extensions_browser_client() {
     return extensions_browser_client_.get();
   }
 
   // testing::Test overrides:
-  virtual void SetUp() override;
-  virtual void TearDown() override;
+  void SetUp() override;
+  void TearDown() override;
 
  private:
   scoped_ptr<content::ContentClient> content_client_;
   scoped_ptr<content::ContentBrowserClient> content_browser_client_;
   scoped_ptr<content::BrowserContext> browser_context_;
   scoped_ptr<TestExtensionsBrowserClient> extensions_browser_client_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionsTest);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_EXTENSIONS_TEST_H_