Introduce ui.dll / libui.so for the component build.

ui/base/animation/throb_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_THROB_ANIMATION_H_
 #define UI_BASE_ANIMATION_THROB_ANIMATION_H_
 #pragma once
 
 #include "ui/base/animation/slide_animation.h"
 
 namespace ui {
 
 // A subclass of SlideAnimation that can continually slide. All of the Animation
 // methods behave like that of SlideAnimation: transition to the next state.
 // The StartThrobbing method causes the ThrobAnimation to cycle between hidden
 // and shown for a set number of cycles.
 //
 // A ThrobAnimation has two durations: the duration used when behavior like
 // a SlideAnimation, and the duration used when throbbing.
-class ThrobAnimation : public SlideAnimation {
+class UI_API ThrobAnimation : public SlideAnimation {
  public:
   explicit ThrobAnimation(AnimationDelegate* target);
   virtual ~ThrobAnimation() {}
 
   // Starts throbbing. cycles_til_stop gives the number of cycles to do before
   // stopping. A negative value means "throb indefinitely".
   void StartThrobbing(int cycles_til_stop);
 
   // Sets the duration of the slide animation when throbbing.
   void SetThrobDuration(int duration) { throb_duration_ = duration; }
@@ skipping 29 matching lines @@
 
   // Are we throbbing?
   bool throbbing_;
 
   DISALLOW_COPY_AND_ASSIGN(ThrobAnimation);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_ANIMATION_THROB_ANIMATION_H_