Enable Windows host compilation of gatekeeper am: 55b287d6bf

Original change: https://android-review.googlesource.com/c/platform/system/gatekeeper/+/2417999

Change-Id: Ia25d3c7fa0a1e94d650ab6fa3fc0f1d22c97a140
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>