Rewire the throbber so that the timer for updating lives on BrowserView, not ...

chrome/browser/tabs/tab_strip_model.h

Index: chrome/browser/tabs/tab_strip_model.h
===================================================================
--- chrome/browser/tabs/tab_strip_model.h	(revision 5492)
+++ chrome/browser/tabs/tab_strip_model.h	(working copy)
@@ -69,12 +69,6 @@
                         int to_index) { }
   // The specified TabContents at |index| changed in some way.
   virtual void TabChangedAt(TabContents* contents, int index) { }
-  // Loading progress representations for tabs should be validated/updated.
-  // TODO(beng): this wiring is cracktarded. consider revising. The loading
-  //             animation timer should live in BrowserView2, and from there
-  //             notify both the tabstrip and the window icon.
-  //             clean this up once XPFrame and VistaFrame have retired.
-  virtual void TabValidateAnimations() { }
   // The TabStripModel now no longer has any "significant" (user created or
   // user manipulated) tabs. The implementer may use this as a trigger to try
   // and close the window containing the TabStripModel, for example...
@@ -131,11 +125,6 @@
   // window.
   virtual void DuplicateContentsAt(int index) = 0;
 
-  // Called every time the the throbber needs to be updated. We have this to
-  // give the browser/frame a chance to implement some loading animation. This
-  // is used by simple web application frames.
-  virtual void ValidateLoadingAnimations() = 0;
-
   // Called when a drag session has completed and the frame that initiated the
   // the session should be closed.
   virtual void CloseFrameAfterDragSession() = 0;
@@ -280,11 +269,6 @@
   // changed in some way.
   void UpdateTabContentsStateAt(int index);
 
-  // Notify any observers that Loading progress for TabContents should be
-  // validated.
-  // TODO(beng): (Cleanup) This should definitely be moved to the View.
-  void UpdateTabContentsLoadingAnimations();
-
   // Make sure there is an auto-generated New Tab tab in the TabStripModel.
   // If |force_create| is true, the New Tab will be created even if the
   // preference is set to false (used by startup).