Merge pull request #4136 from Citadel-Station-13/upstream-merge-33034

[MIRROR] More integrated circuit fixes and code improvements

code/game/objects/items/devices/multitool.dm

@@ -59,8 +59,7 @@
 		if(io.holder.assembly && io.holder.assembly != selected_io.holder.assembly)
 			to_chat(user, "<span class='warning'>Both \the [io.holder] and \the [selected_io.holder] need to be inside the same assembly.</span>")
 			return
-		selected_io.linked |= io
-		io.linked |= selected_io
+		io.connect_pin(selected_io)
 
 		to_chat(user, "<span class='notice'>You connect \the [selected_io.holder]'s [selected_io.name] to \the [io.holder]'s [io.name].</span>")
 		selected_io.holder.interact(user) // This is to update the UI.
@@ -82,8 +81,7 @@
 		to_chat(user, "<span class='warning'>These data pins aren't connected!</span>")
 		return
 	else
-		io1.linked.Remove(io2)
-		io2.linked.Remove(io1)
+		io1.disconnect_pin(io2)
 		to_chat(user, "<span class='notice'>You clip the data connection between the [io1.holder.displayed_name]'s \
 		[io1.name] and the [io2.holder.displayed_name]'s [io2.name].</span>")
 		io1.holder.interact(user) // This is to update the UI.
@@ -164,3 +162,4 @@
 	icon_state = "multitool"
 	toolspeed = 0.1
 	origin_tech = "magnets=5;engineering=5;abductor=3"
+	toolspeed = 0.1