Merge "system/btif: Fix -Wmissing-prototypes errors" into main am: 8eaaf67d

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3289105



Change-Id: I51b03f076061cff7c0a4721975e893f28fd9a57e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>