Added option to the ol.format.GeoJSON to allow the reading of the geometry_name from the geojson.

externs/geojson.js

@@ -140,6 +140,11 @@ GeoJSONFeature.prototype.id;
 GeoJSONFeature.prototype.properties;
 
 
+/**
+ * @type {string|undefined}
+ */
+GeoJSONFeature.prototype.geometry_name;
+
 
 /**
  * @constructor

externs/olx.js

@@ -1994,6 +1994,7 @@ olx.format.WriteOptions.prototype.decimals;
 /**
  * @typedef {{defaultDataProjection: ol.ProjectionLike,
  *     geometryName: (string|undefined),
+ *     readGeometryNameFromGeoJSON: (boolean|undefined),
  *     featureProjection: ol.ProjectionLike}}
  */
 olx.format.GeoJSONOptions;
@@ -2024,6 +2025,17 @@ olx.format.GeoJSONOptions.prototype.featureProjection;
 olx.format.GeoJSONOptions.prototype.geometryName;
 
 
+/**
+ * Certain GeoJSON providers include the geometry_name field in the feature
+ * geoJSON. If set to `true` the geoJSON reader will look for that field to
+ * set the geometry name. If both this field is set to `true` and a
+ * `geometryName` is provided the `geometryName` will take precedence.
+ * @type {boolean|undefined}
+ * @api
+ */
+olx.format.GeoJSONOptions.prototype.readGeometryNameFromGeoJSON;
+
+
 /**
  * @typedef {{geometryName: (string|undefined)}}
  */