Standardize usage of virtual/override/final specifiers.

chrome/browser/ssl/ssl_browser_tests.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 "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/path_service.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_util.h"
@@ skipping 720 matching lines @@
   // as page title.
   const base::string16 result = watcher.WaitAndGetTitle();
   EXPECT_TRUE(LowerCaseEqualsASCII(result, "pass"));
 }
 
 #if defined(USE_NSS)
 class SSLUITestWithClientCert : public SSLUITest {
   public:
    SSLUITestWithClientCert() : cert_db_(NULL) {}
 
-   virtual void SetUpOnMainThread() override {
+   void SetUpOnMainThread() override {
      SSLUITest::SetUpOnMainThread();
 
      base::RunLoop loop;
      GetNSSCertDatabaseForProfile(
          browser()->profile(),
          base::Bind(&SSLUITestWithClientCert::DidGetCertDatabase,
                     base::Unretained(this),
                     &loop));
      loop.Run();
    }
@@ skipping 1128 matching lines @@
 
 // Visit a page over https that contains a frame with a redirect.
 
 // XMLHttpRequest insecure content in synchronous mode.
 
 // XMLHttpRequest insecure content in asynchronous mode.
 
 // XMLHttpRequest over bad ssl in synchronous mode.
 
 // XMLHttpRequest over OK ssl in synchronous mode.