[gnome-maps] routeEntry: Check presence of icon window

[Marcus Lundblad <mlundblad src gnome org>]

commit 4a80377838b6004dfb5666c7db3322aea8cef946
Author: Marcus Lundblad <ml update uu se>
Date:   Mon Nov 6 23:02:12 2017 +0100

    routeEntry: Check presence of icon window
    
    https://bugzilla.gnome.org/show_bug.cgi?id=782861

 src/routeEntry.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/routeEntry.js b/src/routeEntry.js
index 01fe1d3..812ef37 100644
--- a/src/routeEntry.js
+++ b/src/routeEntry.js
@@ -58,7 +58,7 @@ var RouteEntry = new Lang.Class({
 
         // There is no GdkWindow on the widget until it is realized
         this._icon.connect('realize', function(icon) {
-            if (icon.window.get_cursor())
+            if (icon.window && icon.window.get_cursor())
                 return;
 
             icon.window.set_cursor(Gdk.Cursor.new(Gdk.CursorType.HAND1));