[automerger skipped] binder: fix FD handling in continueWrite am: e32c1ab25b am: d87b8c478c am: 7f04847a19 -s ours

am skip reason: Merged-In Iadf7e2e98e3eb97c56ec2fed2b49d1e6492af9a3 with SHA-1 e32c1ab25b is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/29868448

Change-Id: Iecbed1f92595298049aed48fa41bfa73df2df00c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>