Method geocode

src/google-maps/map-geocoder/map-geocoder.ts:29–40

* See developers.google.com/maps/documentation/javascript/reference/geocoder#Geocoder.geocode

(request: google.maps.GeocoderRequest)

   * See developers.google.com/maps/documentation/javascript/reference/geocoder#Geocoder.geocode
   */
  geocode(request: google.maps.GeocoderRequest): Observable<MapGeocoderResponse> {
    return new Observable(observer => {
      this._getGeocoder().then(geocoder => {
        geocoder.geocode(request, (results, status) => {
          this._ngZone.run(() => {
            observer.next({results: results || [], status: status as google.maps.GeocoderStatus});
            observer.complete();
          });
        });
      });
    });
  }

  private _getGeocoder(): Promise<google.maps.Geocoder> {
    if (!this._geocoder) {