Merge "adb: treat non-successful inc-server runs as failures" am: ff502379...

Merge "adb: treat non-successful inc-server runs as failures" am: ff502379 am: f24a7e1f am: 7b50bbc0 am: 281e0a98

Original change: https://android-review.googlesource.com/c/platform/system/core/+/1322109

Change-Id: I6bd9e07cf6a52bf7f5f9fa04e0810c40c2b41751