Backed out changeset 3390001fd2a6 (bug 1062107) for mochitest failures.

b2g/components/test/mochitest/systemapp_helper.js

@@ -94,7 +94,7 @@ let steps = [
     // Ensure that listener being registered before the system app is ready
     // are correctly removed from the pending list
     function removedListener() {
-      assert.ok(false, "Listener isn't correctly removed from the pending list");
+      assert(false, "Listener isn't correctly removed from the pending list");
     }
     SystemAppProxy.addEventListener("mozChromeEvent", removedListener);
     SystemAppProxy.removeEventListener("mozChromeEvent", removedListener);