Bug 561839 - import PlacesUtils.jsm instead of utils.js [r=mconnor]

Try the new PlacesUtils file before the old utils.js.

services/sync/modules/engines/bookmarks.js

@@ -46,7 +46,12 @@ const PARENT_ANNO = "weave/parent";
 const PREDECESSOR_ANNO = "weave/predecessor";
 const SERVICE_NOT_SUPPORTED = "Service not supported on this platform";
 
-Cu.import("resource://gre/modules/utils.js");
+try {
+  Cu.import("resource://gre/modules/PlacesUtils.jsm");
+}
+catch(ex) {
+  Cu.import("resource://gre/modules/utils.js");
+}
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");
 Cu.import("resource://weave/ext/Observers.js");
 Cu.import("resource://weave/util.js");