title: ERROR:gcm_channel_status_request.cc(145)] GCM channel request failed message shows in terminal with python project
body: <p>when I try to use python + Selenium to run my code, the error message shows in the terminal during the program is running, it has no effect of my program, but sort of annoying, does anyone have any solution to tell me why the error shows, and how to disable the error message.
  my network is located in China, and our network policy disables the access to Google, is the may the cause?</p>
  
  <pre><code>[21792:15920:1230/144009.402:ERROR:gcm_channel_status_request.cc(145)] GCM channel request failed.
  </code></pre>
  
  <p>anyway, thanks in advance.</p>