Revert "12/21 modernizations from TG live"

code/modules/client/client_colour.dm

@@ -27,7 +27,7 @@
 	colour_type - a typepath (subtyped from /datum/client_colour)
 */
 /mob/proc/add_client_colour(colour_type)
-	if(!ispath(colour_type, /datum/client_colour))
+	if(!ispath(/datum/client_colour))
 		return
 
 	var/datum/client_colour/CC = new colour_type()
@@ -41,7 +41,7 @@
 	colour_type - a typepath (subtyped from /datum/client_colour)
 */
 /mob/proc/remove_client_colour(colour_type)
-	if(!ispath(colour_type, /datum/client_colour))
+	if(!ispath(/datum/client_colour))
 		return
 
 	for(var/cc in client_colours)
@@ -70,39 +70,3 @@
 
 
 
-/datum/client_colour/glass_colour
-	priority = 0
-	colour = "red"
-
-/datum/client_colour/glass_colour/green
-	colour = "#aaffaa"
-
-/datum/client_colour/glass_colour/lightgreen
-	colour = "#ccffcc"
-
-/datum/client_colour/glass_colour/blue
-	colour = "#aaaaff"
-
-/datum/client_colour/glass_colour/lightblue
-	colour = "#ccccff"
-
-/datum/client_colour/glass_colour/yellow
-	colour = "#ffff66"
-
-/datum/client_colour/glass_colour/red
-	colour = "#ffaaaa"
-
-/datum/client_colour/glass_colour/darkred
-	colour = "#bb5555"
-
-/datum/client_colour/glass_colour/orange
-	colour = "#ffbb99"
-
-/datum/client_colour/glass_colour/lightorange
-	colour = "#ffddaa"
-
-/datum/client_colour/glass_colour/purple
-	colour = "#ff99ff"
-
-/datum/client_colour/glass_colour/gray
-	colour = "#cccccc"