The 515 MegaPR early downport (#7783)

Co-authored-by: Selis <selis@xynolabs.com>
Co-authored-by: Selis <sirlionfur@hotmail.de>
Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>
Co-authored-by: SatinIsle <thesatinisle@gmail.com>
Co-authored-by: Heroman <alesha3000@list.ru>
Co-authored-by: Casey <a.roaming.shadow@gmail.com>
Co-authored-by: Raeschen <rycoop29@gmail.com>

modular_chomp/code/game/objects/structures/gargoyle.dm

@@ -143,7 +143,7 @@
 		unpetrify(deleting = TRUE)
 	else
 		visible_message("<span class='warning'>The [identifier] loses shape and crumbles into a pile of [material]!</span>")
-		qdel(gargoyle)
+		QDEL_NULL(gargoyle)
 	. = ..()
 
 /obj/structure/gargoyle/process()
@@ -211,7 +211,7 @@
 	alpha = 0
 	gargoyle.visible_message("<span class='warning'>[gargoyle]'s skin rapidly reverts, returning them to normal!</span>", "<span class='warning'>Your skin reverts, freeing your movement once more![hurtmessage]</span>")
 	gargoyle = null
-	if (!deleting)
+	if (deleting)
 		qdel(src)
 
 /obj/structure/gargoyle/return_air()