[automerger skipped] Use new `metalava signature-to-jdiff` sub-command am: a084a4bf -s ours

am skip reason: Merged-In Ib2ff55cf2bfd2128866b2e4f67cf39303135b79b with SHA-1 aab881d8 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24695179



Change-Id: I082b43a075502091368da0ca6e1d4c8e87fc2a8a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>