Standardize usage of virtual/override/final specifiers.

content/browser/time_zone_monitor_linux.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 "content/browser/time_zone_monitor.h"
 
 #include <stdlib.h>
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/files/file_path_watcher.h"
 #include "base/memory/ref_counted.h"
 #include "base/stl_util.h"
 #include "content/public/browser/browser_thread.h"
 
 #if !defined(OS_CHROMEOS)
 
 namespace content {
 
 namespace {
 class TimeZoneMonitorLinuxImpl;
 }  // namespace
 
 class TimeZoneMonitorLinux : public TimeZoneMonitor {
  public:
   TimeZoneMonitorLinux();
-  virtual ~TimeZoneMonitorLinux();
+  ~TimeZoneMonitorLinux() override;
 
   void NotifyRenderersFromImpl() {
     NotifyRenderers();
   }
 
  private:
   scoped_refptr<TimeZoneMonitorLinuxImpl> impl_;
 
   DISALLOW_COPY_AND_ASSIGN(TimeZoneMonitorLinux);
 };
@@ skipping 116 matching lines @@
 }
 
 // static
 scoped_ptr<TimeZoneMonitor> TimeZoneMonitor::Create() {
   return scoped_ptr<TimeZoneMonitor>(new TimeZoneMonitorLinux());
 }
 
 }  // namespace content
 
 #endif  // !OS_CHROMEOS