Standardize usage of virtual/override/final specifiers in jingle/.

jingle/notifier/communicator/single_login_attempt_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 "jingle/notifier/communicator/single_login_attempt.h"
 
 #include <cstddef>
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 75 matching lines @@
               scoped_ptr<net::TestURLRequestContext>(
                   new MyTestURLRequestContext())),
           ServerList(
               1,
               ServerInformation(
                   net::HostPortPair("example.com", 100), SUPPORTS_SSLTCP)),
           false /* try_ssltcp_first */,
           "auth_mechanism"),
         attempt_(new SingleLoginAttempt(login_settings_, &fake_delegate_)) {}
 
-  virtual void TearDown() override {
-    message_loop_.RunUntilIdle();
-  }
+  void TearDown() override { message_loop_.RunUntilIdle(); }
 
   void FireRedirect(buzz::XmlElement* redirect_error) {
     attempt_->OnError(buzz::XmppEngine::ERROR_STREAM, 0, redirect_error);
   }
 
-  virtual ~SingleLoginAttemptTest() {
+  ~SingleLoginAttemptTest() override {
     attempt_.reset();
     message_loop_.RunUntilIdle();
   }
 
  private:
   base::MessageLoop message_loop_;
   const LoginSettings login_settings_;
 
  protected:
   scoped_ptr<SingleLoginAttempt> attempt_;
@@ skipping 131 matching lines @@
 // Fire 'Unauthorized' errors and make sure the delegate gets the
 // OnCredentialsRejected() event.
 TEST_F(SingleLoginAttemptTest, CredentialsRejected) {
   attempt_->OnError(buzz::XmppEngine::ERROR_UNAUTHORIZED, 0, NULL);
   EXPECT_EQ(CREDENTIALS_REJECTED, fake_delegate_.state());
 }
 
 }  // namespace
 
 }  // namespace notifier