[automerger skipped] getProcessAgeMs: better error messages am: adee24d077 -s ours

am skip reason: Change-Id Ib5c390dd93a9e4f78b42e7172cff74603a89f6cf with SHA-1 d9ebe7cef5 is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/libhidl/+/13351409

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I955d097aa502dffa0052d028016e000db95a1194