Merge "Add logcat APIs." am: e6b57e4a05

Original change: https://android-review.googlesource.com/c/platform/development/+/2264282

Change-Id: Ib39571acbcbde6bd59be7c6c7b3040ccd0dbf3c4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>