Standardize usage of virtual/override/final in net/

net/websockets/websocket_stream.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 "net/websockets/websocket_stream.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/sparse_histogram.h"
@@ skipping 30 matching lines @@
  public:
   enum HandshakeResult {
     INCOMPLETE,
     CONNECTED,
     FAILED,
     NUM_HANDSHAKE_RESULT_TYPES,
   };
 
   explicit Delegate(StreamRequestImpl* owner)
       : owner_(owner), result_(INCOMPLETE) {}
-  virtual ~Delegate() {
+  ~Delegate() override {
     UMA_HISTOGRAM_ENUMERATION(
         "Net.WebSocket.HandshakeResult", result_, NUM_HANDSHAKE_RESULT_TYPES);
   }
 
   // Implementation of URLRequest::Delegate methods.
-  virtual void OnReceivedRedirect(URLRequest* request,
-                                  const RedirectInfo& redirect_info,
-                                  bool* defer_redirect) override {
+  void OnReceivedRedirect(URLRequest* request,
+                          const RedirectInfo& redirect_info,
+                          bool* defer_redirect) override {
     // HTTP status codes returned by HttpStreamParser are filtered by
     // WebSocketBasicHandshakeStream, and only 101, 401 and 407 are permitted
     // back up the stack to HttpNetworkTransaction. In particular, redirect
     // codes are never allowed, and so URLRequest never sees a redirect on a
     // WebSocket request.
     NOTREACHED();
   }
 
-  virtual void OnResponseStarted(URLRequest* request) override;
+  void OnResponseStarted(URLRequest* request) override;
 
-  virtual void OnAuthRequired(URLRequest* request,
-                              AuthChallengeInfo* auth_info) override;
+  void OnAuthRequired(URLRequest* request,
+                      AuthChallengeInfo* auth_info) override;
 
-  virtual void OnCertificateRequested(URLRequest* request,
-                                      SSLCertRequestInfo* cert_request_info)
-      override;
+  void OnCertificateRequested(URLRequest* request,
+                              SSLCertRequestInfo* cert_request_info) override;
 
-  virtual void OnSSLCertificateError(URLRequest* request,
-                                     const SSLInfo& ssl_info,
-                                     bool fatal) override;
+  void OnSSLCertificateError(URLRequest* request,
+                             const SSLInfo& ssl_info,
+                             bool fatal) override;
 
-  virtual void OnReadCompleted(URLRequest* request, int bytes_read) override;
+  void OnReadCompleted(URLRequest* request, int bytes_read) override;
 
  private:
   StreamRequestImpl* owner_;
   HandshakeResult result_;
 };
 
 class StreamRequestImpl : public WebSocketStreamRequest {
  public:
   StreamRequestImpl(
       const GURL& url,
@@ skipping 19 matching lines @@
     url_request_->SetUserData(
         WebSocketHandshakeStreamBase::CreateHelper::DataKey(),
         create_helper_);
     url_request_->SetLoadFlags(LOAD_DISABLE_CACHE |
                                LOAD_BYPASS_CACHE |
                                LOAD_DO_NOT_PROMPT_FOR_LOGIN);
   }
 
   // Destroying this object destroys the URLRequest, which cancels the request
   // and so terminates the handshake if it is incomplete.
-  virtual ~StreamRequestImpl() {}
+  ~StreamRequestImpl() override {}
 
   void Start(scoped_ptr<base::Timer> timer) {
     DCHECK(timer);
     TimeDelta timeout(TimeDelta::FromSeconds(
         kHandshakeTimeoutIntervalInSeconds));
     timer_ = timer.Pass();
     timer_->Start(FROM_HERE, timeout,
                   base::Bind(&StreamRequestImpl::OnTimeout,
                              base::Unretained(this)));
     url_request_->Start();
@@ skipping 67 matching lines @@
 
   // A timer for handshake timeout.
   scoped_ptr<base::Timer> timer_;
 };
 
 class SSLErrorCallbacks : public WebSocketEventInterface::SSLErrorCallbacks {
  public:
   explicit SSLErrorCallbacks(URLRequest* url_request)
       : url_request_(url_request) {}
 
-  virtual void CancelSSLRequest(int error, const SSLInfo* ssl_info) override {
+  void CancelSSLRequest(int error, const SSLInfo* ssl_info) override {
     if (ssl_info) {
       url_request_->CancelWithSSLError(error, *ssl_info);
     } else {
       url_request_->CancelWithError(error);
     }
   }
 
-  virtual void ContinueSSLRequest() override {
+  void ContinueSSLRequest() override {
     url_request_->ContinueDespiteLastError();
   }
 
  private:
   URLRequest* url_request_;
 };
 
 void Delegate::OnResponseStarted(URLRequest* request) {
   // All error codes, including OK and ABORTED, as with
   // Net.ErrorCodesForMainFrame3
@@ skipping 120 matching lines @@
     connect_delegate->OnFinishOpeningHandshake(make_scoped_ptr(
         new WebSocketHandshakeResponseInfo(url,
                                            headers->response_code(),
                                            headers->GetStatusText(),
                                            headers,
                                            response_time)));
   }
 }
 
 }  // namespace net