Merge "Handle mode change cb in handler thread even the first time" am: eec1e478

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2587687



Change-Id: I891719e1c8e9e086e3e824ae74e3b81e678639b9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>