title: Chrome Push Notification: This site has been updated in the background
body: <p>While implementing the chrome push notification, we were fetching the latest change from our server. While doing so, the service-worker is showing an extra notification with the message </p>
  
  <blockquote>
    <p>This site has been updated in the background</p>
  </blockquote>
  
  <p>Already tried with the suggestion posted here 
  <a href="https://disqus.com/home/discussion/html5rocks/push_notifications_on_the_open_web/">https://disqus.com/home/discussion/html5rocks/push_notifications_on_the_open_web/</a> <br> 
  But could not find anything useful till now. Is there any suggestion ?</p>