replace 'virtual ... OVERRIDE' with '... override'

base/message_loop/message_loop_unittest.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 <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
@@ skipping 407 matching lines @@
     MessageLoop::current()->QuitWhenIdle();
   }
 }
 
 #if defined(OS_WIN)
 
 class DispatcherImpl : public MessagePumpDispatcher {
  public:
   DispatcherImpl() : dispatch_count_(0) {}
 
-  virtual uint32_t Dispatch(const NativeEvent& msg) OVERRIDE {
+  uint32_t Dispatch(const NativeEvent& msg) override {
     ::TranslateMessage(&msg);
     ::DispatchMessage(&msg);
     // Do not count WM_TIMER since it is not what we post and it will cause
     // flakiness.
     if (msg.message != WM_TIMER)
       ++dispatch_count_;
     // We treat WM_LBUTTONUP as the last message.
     return msg.message == WM_LBUTTONUP ? POST_DISPATCH_QUIT_LOOP
                                        : POST_DISPATCH_NONE;
   }
@@ skipping 220 matching lines @@
 
 class DummyTaskObserver : public MessageLoop::TaskObserver {
  public:
   explicit DummyTaskObserver(int num_tasks)
       : num_tasks_started_(0),
         num_tasks_processed_(0),
         num_tasks_(num_tasks) {}
 
   virtual ~DummyTaskObserver() {}
 
-  virtual void WillProcessTask(const PendingTask& pending_task) OVERRIDE {
+  void WillProcessTask(const PendingTask& pending_task) override {
     num_tasks_started_++;
     EXPECT_TRUE(pending_task.time_posted != TimeTicks());
     EXPECT_LE(num_tasks_started_, num_tasks_);
     EXPECT_EQ(num_tasks_started_, num_tasks_processed_ + 1);
   }
 
-  virtual void DidProcessTask(const PendingTask& pending_task) OVERRIDE {
+  void DidProcessTask(const PendingTask& pending_task) override {
     num_tasks_processed_++;
     EXPECT_TRUE(pending_task.time_posted != TimeTicks());
     EXPECT_LE(num_tasks_started_, num_tasks_);
     EXPECT_EQ(num_tasks_started_, num_tasks_processed_);
   }
 
   int num_tasks_started() const { return num_tasks_started_; }
   int num_tasks_processed() const { return num_tasks_processed_; }
 
  private:
@@ skipping 62 matching lines @@
 }
 
 #endif  // defined(OS_WIN)
 
 #if defined(OS_POSIX) && !defined(OS_NACL)
 
 namespace {
 
 class QuitDelegate : public MessageLoopForIO::Watcher {
  public:
-  virtual void OnFileCanWriteWithoutBlocking(int fd) OVERRIDE {
+  void OnFileCanWriteWithoutBlocking(int fd) override {
     MessageLoop::current()->QuitWhenIdle();
   }
-  virtual void OnFileCanReadWithoutBlocking(int fd) OVERRIDE {
+  void OnFileCanReadWithoutBlocking(int fd) override {
     MessageLoop::current()->QuitWhenIdle();
   }
 };
 
 TEST(MessageLoopTest, FileDescriptorWatcherOutlivesMessageLoop) {
   // Simulate a MessageLoop that dies before an FileDescriptorWatcher.
   // This could happen when people use the Singleton pattern or atexit.
 
   // Create a file descriptor.  Doesn't need to be readable or writable,
   // as we don't need to actually get any notifications.
@@ skipping 77 matching lines @@
   bool* destruction_observer_called_;
 };
 
 class MLDestructionObserver : public MessageLoop::DestructionObserver {
  public:
   MLDestructionObserver(bool* task_destroyed, bool* destruction_observer_called)
       : task_destroyed_(task_destroyed),
         destruction_observer_called_(destruction_observer_called),
         task_destroyed_before_message_loop_(false) {
   }
-  virtual void WillDestroyCurrentMessageLoop() OVERRIDE {
+  void WillDestroyCurrentMessageLoop() override {
     task_destroyed_before_message_loop_ = *task_destroyed_;
     *destruction_observer_called_ = true;
   }
   bool task_destroyed_before_message_loop() const {
     return task_destroyed_before_message_loop_;
   }
  private:
   bool* task_destroyed_;
   bool* destruction_observer_called_;
   bool task_destroyed_before_message_loop_;
@@ skipping 136 matching lines @@
 
   ASSERT_TRUE(PostMessage(message_hwnd, kSignalMsg, 0, 1));
 
   loop.Run();
 
   ASSERT_TRUE(UnregisterClass(MAKEINTATOM(atom), instance));
 }
 #endif  // defined(OS_WIN)
 
 }  // namespace base