Update {virtual,override,final} to follow C++11 style in chrome/browser/chromeos/input_method.

chrome/browser/chromeos/input_method/input_method_engine_browsertests.cc

 // Copyright 2013 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.
 
 #include "base/bind_helpers.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
 #include "content/public/test/browser_test_utils.h"
 #include "content/public/test/test_utils.h"
@@ skipping 35 matching lines @@
 };
 
 class InputMethodEngineBrowserTest
     : public ExtensionBrowserTest,
       public ::testing::WithParamInterface<TestType> {
  public:
   InputMethodEngineBrowserTest()
       : ExtensionBrowserTest() {}
   virtual ~InputMethodEngineBrowserTest() {}
 
-  virtual void SetUpInProcessBrowserTestFixture() override {
+  void SetUpInProcessBrowserTestFixture() override {
     ExtensionBrowserTest::SetUpInProcessBrowserTestFixture();
   }
 
-  virtual void TearDownInProcessBrowserTestFixture() override {
-    extension_ = NULL;
-  }
+  void TearDownInProcessBrowserTestFixture() override { extension_ = NULL; }
 
  protected:
   void LoadTestInputMethod() {
     // This will load "chrome/test/data/extensions/input_ime"
     ExtensionTestMessageListener ime_ready_listener("ReadyToUseImeEvent",
                                                     false);
     extension_ = LoadExtensionWithType("input_ime", GetParam());
     ASSERT_TRUE(extension_);
     ASSERT_TRUE(ime_ready_listener.WaitUntilSatisfied());
 
@@ skipping 914 matching lines @@
     }
   }
 
   IMEBridge::Get()->SetInputContextHandler(NULL);
   IMEBridge::Get()->SetCandidateWindowHandler(NULL);
 }
 
 }  // namespace
 }  // namespace input_method
 }  // namespace chromeos