Update {virtual,override} to follow C++11 style in net.

net/http/http_server_properties_manager_unittest.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 "net/http/http_server_properties_manager.h"
 
 #include "base/basictypes.h"
 #include "base/json/json_writer.h"
 #include "base/message_loop/message_loop.h"
 #include "base/prefs/pref_registry_simple.h"
@@ skipping 22 matching lines @@
 class TestingHttpServerPropertiesManager : public HttpServerPropertiesManager {
  public:
   TestingHttpServerPropertiesManager(
       PrefService* pref_service,
       const char* pref_path,
       scoped_refptr<base::SingleThreadTaskRunner> io_task_runner)
       : HttpServerPropertiesManager(pref_service, pref_path, io_task_runner) {
     InitializeOnNetworkThread();
   }
 
-  virtual ~TestingHttpServerPropertiesManager() {}
+  ~TestingHttpServerPropertiesManager() override {}
 
   // Make these methods public for testing.
   using HttpServerPropertiesManager::ScheduleUpdateCacheOnPrefThread;
   using HttpServerPropertiesManager::ScheduleUpdatePrefsOnNetworkThread;
 
   // Post tasks without a delay during tests.
-  virtual void StartPrefsUpdateTimerOnNetworkThread(
-      base::TimeDelta delay) override {
+  void StartPrefsUpdateTimerOnNetworkThread(base::TimeDelta delay) override {
     HttpServerPropertiesManager::StartPrefsUpdateTimerOnNetworkThread(
         base::TimeDelta());
   }
 
   void UpdateCacheFromPrefsOnUIConcrete() {
     HttpServerPropertiesManager::UpdateCacheFromPrefsOnPrefThread();
   }
 
   // Post tasks without a delay during tests.
-  virtual void StartCacheUpdateTimerOnPrefThread(
-      base::TimeDelta delay) override {
+  void StartCacheUpdateTimerOnPrefThread(base::TimeDelta delay) override {
     HttpServerPropertiesManager::StartCacheUpdateTimerOnPrefThread(
         base::TimeDelta());
   }
 
   void UpdatePrefsFromCacheOnNetworkThreadConcrete(
       const base::Closure& callback) {
     HttpServerPropertiesManager::UpdatePrefsFromCacheOnNetworkThread(callback);
   }
 
   MOCK_METHOD0(UpdateCacheFromPrefsOnPrefThread, void());
@@ skipping 703 matching lines @@
   // Run the task after shutdown, but before deletion.
   base::RunLoop().RunUntilIdle();
   Mock::VerifyAndClearExpectations(http_server_props_manager_.get());
   http_server_props_manager_.reset();
   base::RunLoop().RunUntilIdle();
 }
 
 }  // namespace
 
 }  // namespace net