Standardize usage of virtual/override/final in content/renderer/

content/renderer/pepper/pepper_plugin_instance_impl.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/renderer/pepper/pepper_plugin_instance_impl.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 338 matching lines @@
   }
 #endif  // defined(OS_CHROMEOS)
   return false;
 }
 
 class PluginInstanceLockTarget : public MouseLockDispatcher::LockTarget {
  public:
   PluginInstanceLockTarget(PepperPluginInstanceImpl* plugin)
       : plugin_(plugin) {}
 
-  virtual void OnLockMouseACK(bool succeeded) override {
+  void OnLockMouseACK(bool succeeded) override {
     plugin_->OnLockMouseACK(succeeded);
   }
 
-  virtual void OnMouseLockLost() override { plugin_->OnMouseLockLost(); }
+  void OnMouseLockLost() override { plugin_->OnMouseLockLost(); }
 
-  virtual bool HandleMouseLockedInputEvent(const blink::WebMouseEvent& event)
-      override {
+  bool HandleMouseLockedInputEvent(const blink::WebMouseEvent& event) override {
     plugin_->HandleMouseLockedInputEvent(event);
     return true;
   }
 
  private:
   PepperPluginInstanceImpl* plugin_;
 };
 
 void InitLatencyInfo(ui::LatencyInfo* new_latency,
                      const ui::LatencyInfo* old_latency,
@@ skipping 2926 matching lines @@
 void PepperPluginInstanceImpl::SetPluginThrottled(bool throttled) {
   // Do not throttle if we've already disabled power saver.
   if (!power_saver_enabled_ && throttled)
     return;
 
   plugin_throttled_ = throttled;
   SendDidChangeView();
 }
 
 }  // namespace content