logcat: Add --max-count option am: 1164ef6  -s ours
am: 0653e59

* commit '0653e593db261da58f0a83e6d9e04a6c103969c5':
  logcat: Add --max-count option

Change-Id: I0e16dc5dae3fa5f7629a7b5f2f852f548647b478