Merge "Set host's clipboard in a separate thread" am: 7a3a3a77d3 am: 19929dffff am: a4873fa83b

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2007913

Change-Id: I814ee6aff7f3dce121f999c801e0dcc97808d56b