[gnome-maps] mapWalker: Don't use unexisting PlaceType enum constant

[Marcus Lundblad <mlundblad src gnome org>]

commit d48f2b752d09b874955f2c469a5a0aadb7f3c9db
Author: Marcus Lundblad <ml update uu se>
Date:   Tue Nov 7 22:57:10 2017 +0100

    mapWalker: Don't use unexisting PlaceType enum constant
    
    https://bugzilla.gnome.org/show_bug.cgi?id=782861

 src/mapWalker.js |    4 ----
 1 files changed, 0 insertions(+), 4 deletions(-)
---
diff --git a/src/mapWalker.js b/src/mapWalker.js
index 0944f9d..0cd3340 100644
--- a/src/mapWalker.js
+++ b/src/mapWalker.js
@@ -69,10 +69,6 @@ var MapWalker = new Lang.Class({
                 zoom = 11;
                 break;
 
-            case Geocode.PlaceType.REGION:
-                zoom = 10;
-                break;
-
             case Geocode.PlaceType.COUNTRY:
                 zoom = 6;
                 break;