DO NOT MERGE: Update DownloadProvider for correct meteredness

This patch updates DownloadProvider to use the fixed meteredness hidden
APIs for OC-MR1. This corrects a bug where DownloadProvider would fail
to allow downloads to proceed when VPNs are connected, but the
underlying networks are metered.

Bug: 78644887
Test: Flashed on Walleye and tested.
Change-Id: I13c1bd6d7ab26489923329bc7985060228e9bb29
4 files changed