tree 83ef289ff291fd780c1ce3536800a76fff9b2b6c
parent 606626e020abd13b87af7e2db59f6dafaef24452
author Shuzhen Wang <shuzhenwang@google.com> 1583523501 -0800
committer Shuzhen Wang <shuzhenwang@google.com> 1583858150 -0700

Camera: Add new hidden API for camera open/close callback

The hidden API is used by SystemUI process to adjust the system UI based
on when a certain camera is opened or closed.

Test: Manually observe callbacks in SystemUI when running camera CTS
Bug: 150540299
Change-Id: I04cae782d96f0e32be8ef588dcd328f84b32887a