hidl2aidl: conversion of gatekeeper hidl to aidl am: 82599ddafa am: caf275b15b

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2161976

Change-Id: I0c0c63a75deabd8c12d5a416d00a830ea058e0ae
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>