public void performSelectorInBackgroundWithObject(String selector, ObjcNativeObject object) {
        performSelectorInBackgroundWithObject(nativeObject, selector, object.nativeObject);
    }
Performs the given selector on the native AppDelegate, run it in the
background

@param selector The selector (name of the method) to perform.
@param object An object that was before returned from native code.
jme3-ios/src/main/java/com/jme3/system/ios/ObjcNativeObject.java