Revert^2 "SF: Update metadata of unvisible layers to backend"

This reverts commit ad34a68198c65bea568bac779fd8ad2937ba8087.

Reason for revert: Change::Metadata no longer sent on BLAST dequeueTime update ag/27478127

Change-Id: I912d50938089edfb56154561b53d365024ce15ed
4 files changed