tree 77a4bfb31979d0e7136d5027477d383c93c087d0
parent 17e28c6b09b9b6ef33745734a5cfbe56f8bbf214
author gregce <gregce@google.com> 1605639947 -0800
committer Copybara-Service <copybara-worker@google.com> 1605640018 -0800

Replace ConfigurationFragmentFactory.create() calls with direct Fragment
constructors.

Also tweaked the API for returning a "null" fragment. See Fragment.java for details.

This clears another obstacle toward removing ConfigurationFragmentFactory.

PiperOrigin-RevId: 342901534