cocoa/infobars: Split infobar_controller.* into smaller parts.

chrome/browser/ui/cocoa/infobars/infobar_controller.h

 // Copyright (c) 2012 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.
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/memory/scoped_nsobject.h"
 
 @class AnimatableView;
 @protocol InfoBarContainer;
@@ skipping 89 matching lines @@
 // Closes and disables the provided menu.  Subclasses should call this for each
 // popup menu in -infobarWillClose.
 - (void)disablePopUpMenu:(NSMenu*)menu;
 @end
 
 /////////////////////////////////////////////////////////////////////////
 // InfoBarController subclasses, one for each InfoBarDelegate
 // subclass.  Each of these subclasses overrides addAdditionalControls to
 // configure its view as necessary.
 
-@interface AlternateNavInfoBarController : InfoBarController
-// Called when there is a click on the link in the infobar.
-- (void)linkClicked;
-@end
 
 
-@interface ConfirmInfoBarController : InfoBarController
-// Called when the OK and Cancel buttons are clicked.
-- (IBAction)ok:(id)sender;
-- (IBAction)cancel:(id)sender;
-// Called when there is a click on the link in the infobar.
-- (void)linkClicked;
-@end