[automerger skipped] Merge "Add systrace tag for system property" am: bd04e459 am: e8586725 -s ours am: 2376215d -s ours am: 618057b5 -s ours

am skip reason: Change-Id Id78992d238a73257bb9b80bfaa6bbfeb16f477d8 with SHA-1 7dc8bf4a is in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1403551

Change-Id: Ifb97d67c6876485b6e1984e9bd22422a8e09dd23