Standardize usage of virtual/override/final in chrome/browser/extensions/

chrome/browser/extensions/api/web_request/web_request_api_unittest.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 <map>
 #include <queue>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 139 matching lines @@
   SentMessages::const_iterator sent_begin() const {
     return sent_messages_.begin();
   }
 
   SentMessages::const_iterator sent_end() const {
     return sent_messages_.end();
   }
 
  private:
   // IPC::Sender
-  virtual bool Send(IPC::Message* message) override {
+  bool Send(IPC::Message* message) override {
     EXPECT_EQ(ExtensionMsg_MessageInvoke::ID, message->type());
 
     EXPECT_FALSE(task_queue_.empty());
     base::MessageLoop::current()->PostTask(FROM_HERE, task_queue_.front());
     task_queue_.pop();
 
     sent_messages_.push_back(linked_ptr<IPC::Message>(message));
     return true;
   }
 
@@ skipping 2054 matching lines @@
   EXPECT_TRUE(credentials_set);
   EXPECT_FALSE(auth3.Empty());
   EXPECT_EQ(username, auth1.username());
   EXPECT_EQ(password, auth1.password());
   EXPECT_EQ(1u, warning_set.size());
   EXPECT_TRUE(HasWarning(warning_set, "extid2"));
   EXPECT_EQ(3u, capturing_net_log.GetSize());
 }
 
 }  // namespace extensions