[automerger skipped] [RESTRICT AUTOMERGE] Undefine NAN before defining it again am: 4dcd87fb -s ours am: 6daeb101 -s ours am: ad200e73 -s ours

am skip reason: subject contains skip directive

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2743884



Change-Id: Ic1746c2680858cc6092d6ec98858328da69e1fb5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>