Refactors the forceMove() drop.

Makes dropping a its proc instead, cleaning up forceMove() handling.

code/modules/games/cards.dm

@@ -146,7 +146,7 @@
 		for(var/datum/playingcard/P in cards)
 			H.cards += P
 		H.concealed = src.concealed
-		user.drop_from_inventory(src,user.loc)
+		user.drop_from_inventory(src)
 		qdel(src)
 		H.update_icon()
 		return

code/modules/mob/holder.dm

@@ -50,6 +50,11 @@ var/list/holder_mob_icon_cache = list()
 			continue
 		M.forceMove(get_turf(src))
 
+/obj/item/weapon/holder/onDropInto(var/atom/movable/AM)
+	if(ismob(loc))   // Bypass our holding mob and drop directly to its loc
+		return loc.loc
+	return ..()
+
 /obj/item/weapon/holder/GetID()
 	for(var/mob/M in contents)
 		var/obj/item/I = M.GetIdCard()

code/modules/mob/inventory.dm

@@ -126,16 +126,12 @@ var/list/slot_equipment_priority = list( \
 
 // Removes an item from inventory and places it in the target atom.
 // If canremove or other conditions need to be checked then use unEquip instead.
-/mob/proc/drop_from_inventory(var/obj/item/W, var/atom/Target = null)
 
+/mob/proc/drop_from_inventory(var/obj/item/W, var/atom/target = null)
 	if(W)
-		if(!Target)
-			Target = loc
-
-		remove_from_mob(W)
-		if(!(W && W.loc)) return 1 // self destroying objects (tk, grabs)
-
-		W.forceMove(Target)
+		remove_from_mob(W, target)
+		if(!(W && W.loc))
+			return 1 // self destroying objects (tk, grabs)
 		update_icons()
 		return 1
 	return 0
@@ -194,7 +190,9 @@ var/list/slot_equipment_priority = list( \
 
 
 //Attemps to remove an object on a mob.
-/mob/proc/remove_from_mob(var/obj/O)
+/mob/proc/remove_from_mob(var/obj/O, var/atom/target)
+	if(!O) // Nothing to remove, so we succeed.
+		return 1
 	src.u_equip(O)
 	if (src.client)
 		src.client.screen -= O
@@ -202,7 +200,10 @@ var/list/slot_equipment_priority = list( \
 	O.screen_loc = null
 	if(istype(O, /obj/item))
 		var/obj/item/I = O
-		I.forceMove(src.loc)
+		if(target)
+			I.forceMove(target)
+		else
+			I.dropInto(loc)
 		I.dropped(src)
 	return 1