Merge pull request #15558 from SandPoot/mechs-are-vehicles

/obj/mecha ➡ /obj/vehicle/sealed/mecha

code/modules/reagents/reagent_containers/glass.dm

@@ -298,7 +298,7 @@
 	flags_inv = HIDEHAIR
 	slot_flags = ITEM_SLOT_HEAD
 	resistance_flags = NONE
-	armor = list("melee" = 10, "bullet" = 0, "laser" = 0, "energy" = 0, "bomb" = 0, "bio" = 0, "rad" = 0, "fire" = 75, "acid" = 50) //Weak melee protection, because you can wear it on your head
+	armor = list(MELEE = 10, BULLET = 0, LASER = 0, ENERGY = 0, BOMB = 0, BIO = 0, RAD = 0, FIRE = 75, ACID = 50) //Weak melee protection, because you can wear it on your head
 	slot_equipment_priority = list( \
 		ITEM_SLOT_BACK, ITEM_SLOT_ID,\
 		ITEM_SLOT_ICLOTHING, ITEM_SLOT_OCLOTHING,\

code/modules/reagents/reagent_containers/rags.dm

@@ -192,4 +192,4 @@
 	extinguish_efficiency = 5
 	action_speed = 15
 	damp_threshold = 0.8
-	armor = list("melee" = 0, "bullet" = 0, "laser" = 0, "energy" = 0, "bomb" = 20, "bio" = 20, "rad" = 20, "fire" = 50, "acid" = 50) //items don't provide armor to wearers unlike clothing yet.
+	armor = list(MELEE = 0, BULLET = 0, LASER = 0, ENERGY = 0, BOMB = 20, BIO = 20, RAD = 20, FIRE = 50, ACID = 50) //items don't provide armor to wearers unlike clothing yet.

code/modules/reagents/reagent_dispenser.dm

@@ -13,7 +13,7 @@
 /obj/structure/reagent_dispensers/take_damage(damage_amount, damage_type = BRUTE, damage_flag = 0, sound_effect = 1, attack_dir)
 	. = ..()
 	if(. && obj_integrity > 0)
-		if(tank_volume && (damage_flag == "bullet" || damage_flag == "laser"))
+		if(tank_volume && (damage_flag == BULLET || damage_flag == LASER))
 			boom()
 
 /obj/structure/reagent_dispensers/attackby(obj/item/W, mob/user, params)