Fix for bug 138299 - switch consumers of nsIWindowMediator service to use the non-RDF contractID, in preparation for bug 132175

r=danm, sr=jag

suite/common/bookmarks/findBookmark.js

@@ -83,7 +83,7 @@ function find()
 
 function findMostRecentWindow(aType, aURI, aParam)
 {
-  var WM = Components.classes['@mozilla.org/rdf/datasource;1?name=window-mediator'].getService();
+  var WM = Components.classes['@mozilla.org/appshell/window-mediator;1'].getService();
   WM = WM.QueryInterface(Components.interfaces.nsIWindowMediator);
   var topWindow = WM.getMostRecentWindow(aType);
   if (!topWindow) gCreatingNewWindow = true;