[automerger skipped] Use readUniqueFileDescriptor in incidentd service am: 6fe53e86ed -s ours

am skip reason: Merged-In Ibe03a17dee91ac5bf25d123d4fd9c0bdd3c7d80e with SHA-1 598dc664d4 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24608564

Change-Id: Id86b5a97e99b8835f971a6a1acf45c3cab302fff
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>