Shorten test method names where it's clear which protocol is tested.
Shorten test method names where it's clear which protocol is tested.

Review URL: https://codereview.appspot.com/8540047
googlearchive/pywebsocket,GoogleChromeLabs/pywebsocket3,googlearchive/pywebsocket,google/pywebsocket,google/pywebsocket,GoogleChromeLabs/pywebsocket3,googlearchive/pywebsocket,google/pywebsocket,GoogleChromeLabs/pywebsocket3