Pullup r2999:3087 for RC2.

svn merge trunk/openlayers/@2999 trunk/openlayers/@HEAD branches/openlayers/2.4/



git-svn-id: http://svn.openlayers.org/branches/openlayers/2.4@3088 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Tile.js

@@ -12,6 +12,9 @@
  * about themselves -- such as the URL that they are related to, and their 
  * size - but do not add themselves to the layer div automatically, for 
  * example.
+ * 
+ * TBD 3.0 - remove reference to url in above paragraph
+ * 
  */
 OpenLayers.Tile = OpenLayers.Class.create();
 OpenLayers.Tile.prototype = {
@@ -22,7 +25,11 @@ OpenLayers.Tile.prototype = {
     /** @type OpenLayers.Layer */
     layer: null,
     
-    /** @type String url of the request */
+    /** TBD 3.0 
+     * @deprecated The base tile class does not need an url. This should be 
+     *              handled in subclasses. Does not belong here.
+     * 
+     * @type String url of the request */
     url:null,
 
     /** @type OpenLayers.Bounds */
@@ -38,7 +45,9 @@ OpenLayers.Tile.prototype = {
     /** @type Boolean */
     drawn: false,
 
-    /**
+    /** TBD 3.0 -- remove 'url' from the list of parameters to the constructor.
+     *             there is no need for the base tile class to have a url.
+     * 
     * @constructor
     *
     * @param {OpenLayers.Layer} layer