remove unused OpenLayers.Util.getTagText, OpenLayers.Util.getNodes and OpenLayers.Util._getNodes functions. r=bartvde, p=me (closes #3437)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@12189 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Util.js

@@ -694,84 +694,6 @@ OpenLayers.Util.Try = function() {
     return returnValue;
 };
 
-
-/** 
- * Function: getNodes
- * 
- * These could/should be made namespace aware?
- * 
- * Parameters:
- * p - {}
- * tagName - {String}
- * 
- * Returns:
- * {Array}
- */
-OpenLayers.Util.getNodes=function(p, tagName) {
-    var nodes = OpenLayers.Util.Try(
-        function () {
-            return OpenLayers.Util._getNodes(p.documentElement.childNodes,
-                                            tagName);
-        },
-        function () {
-            return OpenLayers.Util._getNodes(p.childNodes, tagName);
-        }
-    );
-    return nodes;
-};
-
-/**
- * Function: _getNodes
- * 
- * Parameters:
- * nodes - {Array}
- * tagName - {String}
- * 
- * Returns:
- * {Array}
- */
-OpenLayers.Util._getNodes=function(nodes, tagName) {
-    var retArray = [];
-    for (var i=0, len=nodes.length; i<len; i++) {
-        if (nodes[i].nodeName==tagName) {
-            retArray.push(nodes[i]);
-        }
-    }
-
-    return retArray;
-};
-
-
-
-/**
- * Function: getTagText
- * 
- * Parameters:
- * parent - {}
- * item - {String}
- * index - {Integer}
- * 
- * Returns:
- * {String}
- */
-OpenLayers.Util.getTagText = function (parent, item, index) {
-    var result = OpenLayers.Util.getNodes(parent, item);
-    if (result && (result.length > 0))
-    {
-        if (!index) {
-            index=0;
-        }
-        if (result[index].childNodes.length > 1) {
-            return result.childNodes[1].nodeValue; 
-        }
-        else if (result[index].childNodes.length == 1) {
-            return result[index].firstChild.nodeValue; 
-        }
-    } else { 
-        return ""; 
-    }
-};
-
 /**
  * Function: getXmlNodeValue
  *