Merge "remove manually freeing the variable mDeathRecipient" into main am: f865a8b7cd

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2725094

Change-Id: I0eebd4491b62a1998c39f017740a6d261fe80008
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>