Add SignalLostException.

Test: Skips test. Will be tested by other tests later.
Bug: 200231384
Change-Id: I24bf2533d50d9eacbcbb9ecf39cb0ac6fcc37eac
1 file changed
tree: fdbe0934c30761981dcccebc21f96c8b5e32688f
  1. nearby/