[automerger skipped] [RESTRICT AUTOMERGE] Null is a valid volume uuid. am:...

[automerger skipped] [RESTRICT AUTOMERGE] Null is a valid volume uuid. am: 3fae7a0c -s ours am: b36856f8 -s ours am: 3029d7b4 -s ours am: 15523be4 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22976593



Change-Id: I225e5c3529d53b7a158e1d1506c77c0018265c32
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>