no need for AS::Dependencies.(hook!|unhook!) to return anything in particular

activesupport/lib/active_support/dependencies.rb

@@ -287,13 +287,11 @@ def hook!
       Object.class_eval { include Loadable }
       Module.class_eval { include ModuleConstMissing }
       Exception.class_eval { include Blamable }
-      true
     end
 
     def unhook!
       ModuleConstMissing.exclude_from(Module)
       Loadable.exclude_from(Object)
-      true
     end
 
     def load?