If the phone crash try to clean up the channel which was kept opened. If that fails then try to reuse the existing channel. am: 7b1ddd40c4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/27163141

Change-Id: I8ab8df4ed51a8a1fd50c4078d25a5f2565fbf8df
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>