Add a handler which rejects all extensions. Review URL: https://codereview.appspot.com/7015043
Add a handler which rejects all extensions.
Review URL: https://codereview.appspot.com/7015043
GoogleChromeLabs/pywebsocket3,googlearchive/pywebsocket,google/pywebsocket,google/pywebsocket,googlearchive/pywebsocket,GoogleChromeLabs/pywebsocket3,googlearchive/pywebsocket,google/pywebsocket,GoogleChromeLabs/pywebsocket3