tree b9c05c7946b0baa547824793b2c6178bc9795acd
parent 038b4eedce750f09d0b12fd379137e4e618ca184
author weijiaxu <weijiaxu@google.com> 1510943582 -0800
committer zachh <zachh@google.com> 1510990471 +0000

Fix dialer simulator for conference calling funcitonality.
Updated the following contents:
1.Fix the order of spawning connections for GSM conference.
2.Make VOLTE conference call more realistic.
3.Fix minor bugs about simulator.
4.Add SimulatorConnectionsBank class to store connection tags created by simulator.
5.Fix tests influenced by SimulatorConnectionsBank.

WANT_LGTM=wangqi
Bug: 67785540
Test: In dialer lab.
PiperOrigin-RevId: 176127584
Change-Id: I846174b97ed9329df6347583c41095f45f43494b