Standardize usage of virtual/override/final in extensions/

extensions/browser/api/copresence_socket/copresence_socket_api.cc

 // 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.
 
 #include "extensions/browser/api/copresence_socket/copresence_socket_api.h"
 
 #include "base/lazy_instance.h"
 #include "components/copresence_sockets/public/copresence_peer.h"
 #include "components/copresence_sockets/public/copresence_socket.h"
 #include "content/public/browser/browser_context.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/common/api/copresence_socket.h"
 #include "net/base/io_buffer.h"
 
 using copresence_sockets::CopresencePeer;
 using copresence_sockets::CopresenceSocket;
 
 namespace extensions {
 
 class CopresencePeerResource : public ApiResource {
  public:
   // Takes ownership of peer.
   CopresencePeerResource(const std::string& owner_extension_id,
                          scoped_ptr<copresence_sockets::CopresencePeer> peer)
       : ApiResource(owner_extension_id), peer_(peer.Pass()) {}
 
-  virtual ~CopresencePeerResource() {}
+  ~CopresencePeerResource() override {}
 
   copresence_sockets::CopresencePeer* peer() { return peer_.get(); }
 
   static const content::BrowserThread::ID kThreadId =
       content::BrowserThread::UI;
 
  private:
   scoped_ptr<copresence_sockets::CopresencePeer> peer_;
 
   DISALLOW_COPY_AND_ASSIGN(CopresencePeerResource);
 };
 
 class CopresenceSocketResource : public ApiResource {
  public:
   // Takes ownership of socket.
   CopresenceSocketResource(
       const std::string& owner_extension_id,
       scoped_ptr<copresence_sockets::CopresenceSocket> socket)
       : ApiResource(owner_extension_id), socket_(socket.Pass()) {}
 
-  virtual ~CopresenceSocketResource() {}
+  ~CopresenceSocketResource() override {}
 
   copresence_sockets::CopresenceSocket* socket() { return socket_.get(); }
 
   static const content::BrowserThread::ID kThreadId =
       content::BrowserThread::UI;
 
  private:
   scoped_ptr<copresence_sockets::CopresenceSocket> socket_;
 
   DISALLOW_COPY_AND_ASSIGN(CopresenceSocketResource);
@@ skipping 154 matching lines @@
 ExtensionFunction::ResponseAction
 CopresenceSocketDisconnectFunction::Execute() {
   scoped_ptr<core_api::copresence_socket::Disconnect::Params> params(
       core_api::copresence_socket::Disconnect::Params::Create(*args_));
   EXTENSION_FUNCTION_VALIDATE(params.get());
 
   return RespondLater();
 }
 
 }  // namespace extensions