Merge "Allow the host to send empty clipboards to the guest" am: d20bc58ae9 am: 7bdece286a

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2415825

Change-Id: I927717f13df3294a6d1243a900b9aef96f31d29a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>