Merge "Now ignoring adb shell service return error code in acov-llvm.py" am: 1c18adc4e1

Original change: https://android-review.googlesource.com/c/platform/development/+/2328192

Change-Id: I68ab77dcce1349de8dee3c18bdf2b5e020e8252e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>