Refactors animation to allow for cleaner subclassing. I'm doing this

chrome/browser/views/browser_actions_container.h

 // Copyright (c) 2010 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 CHROME_BROWSER_VIEWS_BROWSER_ACTIONS_CONTAINER_H_
 #define CHROME_BROWSER_VIEWS_BROWSER_ACTIONS_CONTAINER_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 410 matching lines @@
   // including the controls (chevron if visible and resize gripper).
   int IconCountToWidth(int icons) const;
 
   // Returns the absolute minimum size you can shrink the container down to and
   // still show it. We account for the chevron and the resize gripper, but not
   // all the padding that we normally show if there are icons.
   int ContainerMinSize() const;
 
   // Animate to the target value (unless testing, in which case we go straight
   // to the target size).
-  void Animate(SlideAnimation::TweenType tween_type, int target_size);
+  void Animate(Tween::Type type, int target_size);
 
   // Returns true if this extension should be shown in this toolbar. This can
   // return false if we are in an incognito window and the extension is disabled
   // for incognito.
   bool ShouldDisplayBrowserAction(Extension* extension);
 
   // The vector of browser actions (icons/image buttons for each action). Note
   // that not every BrowserAction in the ToolbarModel will necessarily be in
   // this collection. Some extensions may be disabled in incognito windows.
   BrowserActionViews browser_action_views_;
@@ skipping 52 matching lines @@
 
   ScopedRunnableMethodFactory<BrowserActionsContainer> task_factory_;
 
   // Handles delayed showing of the overflow menu when hovering.
   ScopedRunnableMethodFactory<BrowserActionsContainer> show_menu_task_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserActionsContainer);
 };
 
 #endif  // CHROME_BROWSER_VIEWS_BROWSER_ACTIONS_CONTAINER_H_