title: What is this Content-Type all about?
body: <p>I have searched regarding this content type,Content-Type: application/vnd.google.safebrowsing-update. though some articles are given on  net regarding this type but i still don't understand  :S</p>
  
  <pre><code>HTTP/1.0 200 OK
  Content-Type: application/vnd.google.safebrowsing-update
  X-Content-Type-Options: nosniff
  Date: Tue, 16 Dec 2011 05:57:44 GMT
  Server: Chunked Update Server
  Content-Length: 459
  X-XSS-Protection: 1; mode=block
  Connection: Keep-Alive
  </code></pre>