Merge "Always check for the existance of an advertiser." am: 658b099c

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2112464



Change-Id: Idbf26226d474d8ae2f1bbe4a4729950dd3c50bb6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>