Add OVERRIDE to ui/.

ui/base/animation/multi_animation.h

 // Copyright (c) 2011 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_BASE_ANIMATION_MULTI_ANIMATION_H_
 #define UI_BASE_ANIMATION_MULTI_ANIMATION_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 37 matching lines @@
 
   explicit MultiAnimation(const Parts& parts);
   virtual ~MultiAnimation();
 
   // Sets whether the animation continues after it reaches the end. If true, the
   // animation runs until explicitly stopped. The default is true.
   void set_continuous(bool continuous) { continuous_ = continuous; }
 
   // Returns the current value. The current value for a MultiAnimation is
   // determined from the tween type of the current part.
-  virtual double GetCurrentValue() const;
+  virtual double GetCurrentValue() const OVERRIDE;
 
   // Returns the index of the current part.
   size_t current_part_index() const { return current_part_index_; }
 
  protected:
   // Animation overrides.
-  virtual void Step(base::TimeTicks time_now);
-  virtual void SetStartTime(base::TimeTicks start_time);
+  virtual void Step(base::TimeTicks time_now) OVERRIDE;
+  virtual void SetStartTime(base::TimeTicks start_time) OVERRIDE;
 
  private:
   // Returns the part containing the specified time. |time_ms| is reset to be
   // relative to the part containing the time and |part_index| the index of the
   // part.
   const Part& GetPart(int* time_ms, size_t* part_index);
 
   // The parts that make up the animation.
   const Parts parts_;
 
   // Total time of all the parts.
   const int cycle_time_ms_;
 
   // Current value for the animation.
   double current_value_;
 
   // Index of the current part.
   size_t current_part_index_;
 
   // See description above setter.
   bool continuous_;
 
   DISALLOW_COPY_AND_ASSIGN(MultiAnimation);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_ANIMATION_MULTI_ANIMATION_H_