public boolean containsChild(VRTNode child) {
        for (int i = 0; i < this.getChildCount(); i ++) {
            View view = getChildAt(i);
            if (view == child) {
                return true;
            }
        }
        return false;
    }
This function creates a Node object. Child classes should override to provide
     their own Node.
android/viro_bridge/src/main/java/com/viromedia/bridge/component/node/VRTNode.java