Changed how A3Minus achieves its gimmick

tetris/modes/a3minus.lua

@@ -1,4 +1,3 @@
-local GameMode = require 'tetris.modes.gamemode'
 local SurvivalA3Game = require 'tetris.modes.survival_a3'
 
 local A3Minus = SurvivalA3Game:extend()
@@ -7,9 +6,8 @@ A3Minus.name = "Survival A3-"
 A3Minus.hash = "A3Minus"
 A3Minus.tagline = "A training version of Survival A3."
 
-function A3Minus:initialize(ruleset)
-    self.torikan_time = math.huge
-    GameMode.initialize(self, ruleset)
+function A3Minus:hitTorikan()
+    return false
 end
 
 return A3Minus