tree 60dde7c6231d849b0ad09d37f0499739fded9156
parent 3501b211257bc08e9276023e4a8456fcec716c0d
author John Cater <jcater@google.com> 1553542669 -0700
committer Copybara-Service <copybara-worker@google.com> 1553542828 -0700

Add TransitionFactory interface, to be used later for creating
transitions.

Part of work on #7814.

Closes #7825.

PiperOrigin-RevId: 240196293