lib/cyberarm_engine/window.rb in cyberarm_engine-0.21.0 vs lib/cyberarm_engine/window.rb in cyberarm_engine-0.22.0

@@ -137,15 +137,9 @@
 
     def current_state
       @states.last
     end
 
-    def previous_state
-      if @states.size > 1 && (state = @states[@states.size - 2])
-        state
-      end
-    end
-
     def pop_state
       @states.pop
     end
 
     def shift_state