Merge pull request #4560 from Tastyfish/item-action-button-fix

Fixes holsters and potentially other accessories's action buttons

code/game/objects/items.dm

@@ -31,7 +31,7 @@
 
 	//If this is set, The item will make an action button on the player's HUD when picked up.
 	var/action_button_name //It is also the text which gets displayed on the action button. If not set it defaults to 'Use [name]'. If it's not set, there'll be no button.
-	var/action_button_is_hands_free = 0 //If 1, bypass the restrained, lying, and stunned checks action buttons normally test for
+	var/action_button_custom_type = null
 	var/datum/action/item_action/action = null
 
 	var/list/materials = list()

code/game/objects/items/weapons/implants/implant.dm

@@ -2,7 +2,7 @@
 	name = "implant"
 	icon = 'icons/obj/implants.dmi'
 	icon_state = "generic" //Shows up as the action button icon
-	action_button_is_hands_free = 1
+	action_button_custom_type = /datum/action/item_action/hands_free
 	origin_tech = "materials=2;biotech=3;programming=2"
 
 	var/activated = 1 //1 for implant types that can be activated, 0 for ones that are "always on" like loyalty implants