Merge "libbinder: setupPolling flushes commands" am: b86f892039 am: c8e80ed794 am: 77c4d2d07b

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1552567

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I143c9d5ba12370af935d20f4de9a29f1a5277df2