Changes some 1s and 0s to TRUE and FALSE (#1967)

code/game/objects/structures/grille.dm

@@ -3,8 +3,8 @@
 	name = "grille"
 	icon = 'icons/obj/structures.dmi'
 	icon_state = "grille"
-	density = 1
-	anchored = 1
+	density = TRUE
+	anchored = TRUE
 	flags = CONDUCT
 	pressure_resistance = 5*ONE_ATMOSPHERE
 	layer = BELOW_OBJ_LAYER
@@ -156,7 +156,7 @@
 					WD = new/obj/structure/window/fulltile(loc) //normal window
 				WD.setDir(dir_to_set)
 				WD.ini_dir = dir_to_set
-				WD.anchored = 0
+				WD.anchored = FALSE
 				WD.state = 0
 				ST.use(2)
 				to_chat(user, "<span class='notice'>You place [WD] on [src].</span>")
@@ -238,7 +238,7 @@
 
 /obj/structure/grille/broken // Pre-broken grilles for map placement
 	icon_state = "brokengrille"
-	density = 0
+	density = FALSE
 	obj_integrity = 20
 	broken = 1
 	rods_amount = 1
@@ -274,7 +274,7 @@
 
 /obj/structure/grille/ratvar/broken
 	icon_state = "brokenratvargrille"
-	density = 0
+	density = FALSE
 	obj_integrity = 20
 	broken = 1
 	rods_amount = 1