Standardize usage of virtual/override/final in content/

content/public/test/test_utils.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 "content/public/test/test_utils.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 56 matching lines @@
 void ScriptCallback::ResultCallback(const base::Value* result) {
   if (result)
     result_.reset(result->DeepCopy());
   base::MessageLoop::current()->Quit();
 }
 
 // Monitors if any task is processed by the message loop.
 class TaskObserver : public base::MessageLoop::TaskObserver {
  public:
   TaskObserver() : processed_(false) {}
-  virtual ~TaskObserver() {}
+  ~TaskObserver() override {}
 
   // MessageLoop::TaskObserver overrides.
-  virtual void WillProcessTask(const base::PendingTask& pending_task) override {
-  }
-  virtual void DidProcessTask(const base::PendingTask& pending_task) override {
+  void WillProcessTask(const base::PendingTask& pending_task) override {}
+  void DidProcessTask(const base::PendingTask& pending_task) override {
     processed_ = true;
   }
 
   // Returns true if any task was processed.
   bool processed() const { return processed_; }
 
  private:
   bool processed_;
   DISALLOW_COPY_AND_ASSIGN(TaskObserver);
 };
@@ skipping 210 matching lines @@
 void InProcessUtilityThreadHelper::BrowserChildProcessHostDisconnected(
     const ChildProcessData& data) {
   if (--child_thread_count_)
     return;
 
   if (runner_.get())
     runner_->Quit();
 }
 
 }  // namespace content