update elements and fix some bugs

lib/google_map.dart

 // DO NOT EDIT: auto-generated with `pub run custom_element_apigen:update`
 
 /// Dart API for the polymer element `google_map`.
 @HtmlImport('google_map_nodart.html')
 library polymer_elements.lib.src.google_map.google_map;
 
 import 'dart:html';
 import 'dart:js' show JsArray, JsObject;
 import 'package:web_components/web_components.dart';
 import 'package:polymer_interop/polymer_interop.dart';
 import 'iron_resizable_behavior.dart';
 import 'google_maps_api.dart';
+import 'iron_selector.dart';
 import 'google_map_marker.dart';
 
 /// The `google-map` element renders a Google Map.
 ///
 /// <b>Example</b>:
 ///
 ///     <style>
 ///       google-map {
 ///         height: 600px;
 ///       }
@@ skipping 15 matching lines @@
 ///       var map = document.querySelector('google-map');
 ///       map.latitude = 37.77493;
 ///       map.longitude = -122.41942;
 ///       map.addEventListener('google-map-ready', function(e) {
 ///         alert('Map loaded!');
 ///       });
 ///     </script>
 ///
 /// <b>Example</b> - with Google directions, using data-binding inside another Polymer element
 ///
-///     <google-map map="{{map}}" libraries="places"></google-map>
+///     <google-map map="{{map}}"></google-map>
 ///     <google-map-directions map="{{map}}"
 ///         start-address="San Francisco" end-address="Mountain View">
 ///     </google-map-directions>
 @CustomElementProxy('google-map')
 class GoogleMap extends HtmlElement with CustomElementProxyMixin, PolymerBase, IronResizableBehavior {
   GoogleMap.created() : super.created();
   factory GoogleMap() => new Element.tag('google-map');
 
   /// Additional map options for google.maps.Map constructor.
   /// Use to specify additional options we do not expose as
@@ skipping 40 matching lines @@
   ///
   /// Note: the Maps API defaults to the preffered language setting of the browser.
   /// Use this parameter to override that behavior.
   String get language => jsElement[r'language'];
   set language(String value) { jsElement[r'language'] = value; }
 
   /// A latitude to center the map on.
   num get latitude => jsElement[r'latitude'];
   set latitude(num value) { jsElement[r'latitude'] = value; }
 
-  /// A comma separated list (e.g. "places,geometry") of libraries to load
-  /// with this map. Defaults to "". For more information see
-  /// https://developers.google.com/maps/documentation/javascript/libraries.
-  String get libraries => jsElement[r'libraries'];
-  set libraries(String value) { jsElement[r'libraries'] = value; }
-
   /// A longitude to center the map on.
   num get longitude => jsElement[r'longitude'];
   set longitude(num value) { jsElement[r'longitude'] = value; }
 
   /// A Maps API object.
   get map => jsElement[r'map'];
   set map(value) { jsElement[r'map'] = (value is Map || (value is Iterable && value is! JsArray)) ? new JsObject.jsify(value) : value;}
 
   /// Map type to display. One of 'roadmap', 'satellite', 'hybrid', 'terrain'.
   String get mapType => jsElement[r'mapType'];
@@ skipping 12 matching lines @@
   set minZoom(num value) { jsElement[r'minZoom'] = value; }
 
   /// When true, map mouse* events are automatically registered.
   bool get mouseEvents => jsElement[r'mouseEvents'];
   set mouseEvents(bool value) { jsElement[r'mouseEvents'] = value; }
 
   /// When set, prevents the map from tilting (when the zoom level and viewport supports it).
   bool get noAutoTilt => jsElement[r'noAutoTilt'];
   set noAutoTilt(bool value) { jsElement[r'noAutoTilt'] = value; }
 
+  /// The non-marker objects on the map.
+  List get objects => jsElement[r'objects'];
+  set objects(List value) { jsElement[r'objects'] = (value != null && value is! JsArray) ? new JsObject.jsify(value) : value;}
+
   /// If true, sign-in is enabled.
   /// See https://developers.google.com/maps/documentation/javascript/signedin#enable_sign_in
   bool get signedIn => jsElement[r'signedIn'];
   set signedIn(bool value) { jsElement[r'signedIn'] = value; }
 
+  /// If set, all other info windows on markers are closed when opening a new one.
+  bool get singleInfoWindow => jsElement[r'singleInfoWindow'];
+  set singleInfoWindow(bool value) { jsElement[r'singleInfoWindow'] = value; }
+
   /// If set, custom styles can be applied to the map.
   /// For style documentation see developers.google.com/maps/documentation/javascript/reference#MapTypeStyle
   get styles => jsElement[r'styles'];
   set styles(value) { jsElement[r'styles'] = (value is Map || (value is Iterable && value is! JsArray)) ? new JsObject.jsify(value) : value;}
 
   /// Version of the Google Maps API to use.
   String get version => jsElement[r'version'];
   set version(String value) { jsElement[r'version'] = value; }
 
   /// A zoom level to set the map to.
   num get zoom => jsElement[r'zoom'];
   set zoom(num value) { jsElement[r'zoom'] = value; }
 
   /// Clears all markers from the map.
   clear() =>
       jsElement.callMethod('clear', []);
 
   /// Explicitly resizes the map, updating its center. This is useful if the
   /// map does not show after you have unhidden it.
   resize() =>
       jsElement.callMethod('resize', []);
 }