Merge "Move defs from anon namespace gd/hci/acl_manager/assembler.h" am:...

Merge "Move defs from anon namespace gd/hci/acl_manager/assembler.h" am: 8667a245 am: 45f5b753 am: 9ffaf441

Original change: https://android-review.googlesource.com/c/platform/system/bt/+/1861893

Change-Id: Ia15139f50d1708031c49aa0b1656001876c34f05