text: /*
                         * This header is generated by classdump-dyld 1.5
                         * on Wednesday, April 14, 2021 at 2:37:00 PM Mountain Standard Time
                         * Operating System: Version 14.4 (Build 18K802)
                         * Image Source: /System/Library/PrivateFrameworks/UIKitCore.framework/UIKitCore
                         * classdump-dyld is licensed under GPLv3, Copyright © 2013-2016 by Elias Limneos. Updated by Kevin Bradley.
                         */
  
  
  @protocol _UIButtonBarButtonChangeObserver
  @required
  -(void)backButtonTitleDidChange;
  
  @end
  
  