don't bother sending IS_CHANNEL_PINNED requests

www/common/toolbar3.js

@@ -723,7 +723,7 @@ MessengerUI, Messages) {
     };
 
     var createUnpinnedWarning0 = function (toolbar, config) {
-        //if (true) { return; } // stub this call since it won't make it into the next release
+        if (true) { return; } // stub this call since it won't make it into the next release
         if (Common.isLoggedIn()) { return; }
         var pd = config.metadataMgr.getPrivateData();
         var o = pd.origin;