remove redundant MAX_PATH definition

services/web/public/coffee/ide/directives/validFile.coffee

@@ -3,8 +3,6 @@ define [
 	"ide/directives/SafePath"
 ], (App, SafePath) ->
 
-	MAX_PATH = 1024 # Maximum path length, in characters. This is fairly arbitrary.
-
 	App.directive "validFile", () ->
 		return {
 			require: 'ngModel'