Using single argument for callback and string for projection

This makes the asynchronous and synchronous versions of
readFeatures work with the same data structures, and leaves
projection handling outside the parsers.

src/ol/parser/featureparser.js

@@ -8,19 +8,6 @@ goog.provide('ol.parser.StringFeatureParser');
 goog.require('ol.Feature');
 
 
-/**
- * @typedef {{projection: ol.Projection}}
- */
-ol.parser.ReadFeaturesMetadata;
-
-
-/**
- * @typedef {{features: Array.<ol.Feature>,
- *     metadata: ol.parser.ReadFeaturesMetadata}}
- */
-ol.parser.ReadFeaturesResult;
-
-
 
 /**
  * @interface
@@ -78,9 +65,8 @@ ol.parser.AsyncStringFeatureParser = function() {};
 
 /**
  * @param {string} data String data.
- * @param {function(Array.<ol.Feature>, ol.parser.ReadFeaturesMetadata)}
- *        callback Callback which is called
- * after parsing.
+ * @param {function(ol.parser.ReadFeaturesResult)} callback Callback which is
+ *     called after parsing.
  * @param {ol.parser.ReadFeaturesOptions=} opt_options Feature reading options.
  */
 ol.parser.AsyncStringFeatureParser.prototype.readFeaturesFromStringAsync =
@@ -96,9 +82,8 @@ ol.parser.AsyncObjectFeatureParser = function() {};
 
 /**
  * @param {Object} obj Object representing features.
- * @param {function(Array.<ol.Feature>, ol.parser.ReadFeaturesMetadata)}
- *     callback Callback which is called
- * after parsing.
+ * @param {function(ol.parser.ReadFeaturesResult)} callback Callback which is
+ *     called after parsing.
  * @param {ol.parser.ReadFeaturesOptions=} opt_options Feature reading options.
  */
 ol.parser.AsyncObjectFeatureParser.prototype.readFeaturesFromObjectAsync =
@@ -111,7 +96,20 @@ ol.parser.AsyncObjectFeatureParser.prototype.readFeaturesFromObjectAsync =
 ol.parser.ReadFeaturesCallback;
 
 
+/**
+ * @typedef {{projection: ol.ProjectionLike}}
+ */
+ol.parser.ReadFeaturesMetadata;
+
+
 /**
  * @typedef {{callback: ol.parser.ReadFeaturesCallback}}
  */
 ol.parser.ReadFeaturesOptions;
+
+
+/**
+ * @typedef {{features: Array.<ol.Feature>,
+ *     metadata: ol.parser.ReadFeaturesMetadata}}
+ */
+ol.parser.ReadFeaturesResult;