Revert^3 "Read from BufferReleaseChannel in background thread"

This reverts commit 7a34bdcde80fbeb55b507cc7975b1f2a5125e562.

Reason for revert: Droidmonitor created revert due to b/363109809. Will be verifying through ABTD before submission.

Change-Id: I933a9b7602732bcd8c152978bbb2c7ee88a1533b
7 files changed