Merge pull request pikaju#37 from FlutterPackages/master

Fix map launcher for waze

Author: pikaju

lib/maps_launcher.dart

@@ -15,7 +15,7 @@ class MapsLauncher {
       uri = Uri.https(
           'www.google.com', '/maps/search/', {'api': '1', 'query': query});
     } else if (Platform.isAndroid) {
-      uri = Uri(scheme: 'geo', host: '0,0', queryParameters: {'q': query});
+      uri = Uri(scheme: 'geo', host: 'ul', queryParameters: {'q': query});
     } else if (Platform.isIOS) {
       uri = Uri.https('maps.apple.com', '/', {'q': query});
     } else {
@@ -40,7 +40,7 @@ class MapsLauncher {
 
       if (label != null) query += '($label)';
 
-      uri = Uri(scheme: 'geo', host: '0,0', queryParameters: {'q': query});
+      uri = Uri(scheme: 'geo', host: 'ul', queryParameters: {'q': query});
     } else if (Platform.isIOS) {
       var params = {
         'll': '$latitude,$longitude',