tree bb5b5de87c0c73f313258d1236025b7e5fefd13d
parent 43ed0dc0666e9d2e2837a2019e2765f10f43dff8
author wangqi <wangqi@google.com> 1524681721 -0700
committer Copybara-Service <copybara-piper@google.com> 1524702109 -0700

UI tweak to RTT chat input box.

1. Hide input box when RTT call is not connected
2. Auto show keyboard when RTT call is connected

Bug: 70177426,76209308
Test: manual
PiperOrigin-RevId: 194273134
Change-Id: I36916560910e5bd47c291c8d3864db3948304db0