Merge "init.rc: set up a tracing instance for BootReceiver.java" am: ef239b7517

Original change: https://android-review.googlesource.com/c/platform/system/core/+/1572240

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I133f4e1357cbfe7f2a2a0eb612292613c8ca6956