Tests: RequireJS 2.1.x exposes .undef to undefine module

Author: gseguin

tests/jquery.testHelper.js

@@ -90,8 +90,7 @@
 		reloads: {},
 
 		reloadModule: function(libName){
-			var deferred = $.Deferred(),
-				context;
+			var deferred = $.Deferred();
 
 			// where a module loader isn't defined use the old way
 			if( !window.require ) {
@@ -107,11 +106,7 @@
 			}
 
 			//Clear internal cache of module inside of require
-			context = require.s.contexts._;
-			delete context.defined[libName];
-			delete context.specified[libName];
-			delete context.loaded[libName];
-			delete context.urlFetched[require.toUrl(libName + '.js')];
+			requirejs.undef( libName );
 
 			require(
 				{