Removing default trybot names

This is removing the default try bot names added in r3031. It doesn't seem like we need to avoid sending all jobs to these bots, even if they're much slower.

BUG=none
TEST=none

Review URL: https://webrtc-codereview.appspot.com/978004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@3258 4adac7df-926f-26a2-2b94-8c16560cd09d
1 file changed