Removed unnecessary base param from Scale control.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@924 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Control/Scale.js

@@ -21,9 +21,6 @@ OpenLayers.Control.Scale.prototype =
     /** @type DOMElement */
     element: null,
     
-    /** @type String */
-    base: '',
-
     /** @type String */
     units: 'dd',
     
@@ -36,10 +33,9 @@ OpenLayers.Control.Scale.prototype =
      * @param {DOMElement} element
      * @param {String} base
      */
-    initialize: function(element, base, units) {
+    initialize: function(element, units) {
         OpenLayers.Control.prototype.initialize.apply(this, arguments);
         this.element = element;        
-        if (base) this.base = base;
         if (units) this.units = units;
     },