Standardize usage of virtual/override/final specifiers.

content/browser/child_process_security_policy_browsertest.cc

 // 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.
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/files/file_path.h"
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/result_codes.h"
 #include "content/public/test/content_browser_test.h"
 #include "content/public/test/content_browser_test_utils.h"
 #include "content/shell/browser/shell.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
 
 class ChildProcessSecurityPolicyInProcessBrowserTest
     : public ContentBrowserTest {
  public:
-  virtual void SetUp() {
+  void SetUp() override {
     EXPECT_EQ(
       ChildProcessSecurityPolicyImpl::GetInstance()->security_state_.size(),
           0U);
     ContentBrowserTest::SetUp();
   }
 
-  virtual void TearDown() {
+  void TearDown() override {
     EXPECT_EQ(
       ChildProcessSecurityPolicyImpl::GetInstance()->security_state_.size(),
           0U);
     ContentBrowserTest::TearDown();
   }
 };
 
 #if !defined(NDEBUG) && defined(OS_MACOSX)
 IN_PROC_BROWSER_TEST_F(ChildProcessSecurityPolicyInProcessBrowserTest, DISABLED_NoLeak) {
 #else
@@ skipping 10 matching lines @@
   base::KillProcess(web_contents->GetRenderProcessHost()->GetHandle(),
                     RESULT_CODE_KILLED, true);
 
   web_contents->GetController().Reload(true);
   EXPECT_EQ(
       1U,
       ChildProcessSecurityPolicyImpl::GetInstance()->security_state_.size());
 }
 
 }  // namespace content