click handler's cachedEvent property isn't needed. r=tschaub. (closes #1252)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@5676 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Handler/Click.js

@@ -89,13 +89,6 @@ OpenLayers.Handler.Click = OpenLayers.Class(OpenLayers.Handler, {
      */
     down: null,
     
-    /**
-     * Property: cachedEvent
-     * {Event} Since IE doesn't let us call window.setTimeout with extra
-     *     arguments, we cache the last click event here.
-     */
-    cachedEvent: null,
-    
     /**
      * Constructor: OpenLayers.Handler.Click
      * Create a new click handler.
@@ -211,7 +204,7 @@ OpenLayers.Handler.Click = OpenLayers.Class(OpenLayers.Handler, {
     /**
      * Method: delayedCall
      * Sets <timerId> to null.  And optionally triggers the click callback if
-     *     <cachedEvent> is set.
+     *     evt is set.
      */
     delayedCall: function(evt) {
         this.timerId = null;