remove some new OVERRIDE instances in ui/

ui/ozone/platform/dri/dri_window.h

 // 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.
 
 #ifndef UI_OZONE_PLATFORM_DRI_DRI_WINDOW_H_
 #define UI_OZONE_PLATFORM_DRI_DRI_WINDOW_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "ui/events/platform/platform_event_dispatcher.h"
 #include "ui/gfx/geometry/rect.h"
@@ skipping 34 matching lines @@
   virtual void Minimize() override;
   virtual void Restore() override;
   virtual void SetCursor(PlatformCursor cursor) override;
   virtual void MoveCursorTo(const gfx::Point& location) override;
 
   // PlatformEventDispatcher:
   virtual bool CanDispatchEvent(const PlatformEvent& event) override;
   virtual uint32_t DispatchEvent(const PlatformEvent& event) override;
 
   // ChannelObserver:
-  virtual void OnChannelEstablished() OVERRIDE;
-  virtual void OnChannelDestroyed() OVERRIDE;
+  virtual void OnChannelEstablished() override;
+  virtual void OnChannelDestroyed() override;
 
  private:
   PlatformWindowDelegate* delegate_;   // Not owned.
   DriGpuPlatformSupportHost* sender_;  // Not owned.
   EventFactoryEvdev* event_factory_;   // Not owned.
   DriWindowManager* window_manager_;   // Not owned.
 
   gfx::Rect bounds_;
   gfx::AcceleratedWidget widget_;
 
   DISALLOW_COPY_AND_ASSIGN(DriWindow);
 };
 
 }  // namespace ui
 
 #endif  // UI_OZONE_PLATFORM_DRI_DRI_WINDOW_H_