remove unused variables from favoritesBuildLauncher

usr/lib/linuxmint/mintMenu/plugins/applications.py

@@ -1189,16 +1189,9 @@ class pluginclass(object):
 
     def favoritesBuildLauncher(self, location):
         try:
-            ButtonIcon = None
             # For Folders and Network Shares
             location = "".join(location.split("%20"))
 
-            if location.startswith("file"):
-                ButtonIcon = "mate-fs-directory"
-
-            if location.startswith("smb") or location.startswith("ssh") or location.startswith("network"):
-                ButtonIcon = "mate-fs-network"
-
             # TODO: Do we still need this?
             #For Special locations
             if location == "x-nautilus-desktop:///computer":