Revert "[pm/incremental] start monitoring progress on storage creation"

This reverts commit 31fa0fc9c1a6edeea1c51e6cda20b0a492cc8d1b.

Reason for revert: Play data loader doesn't write data to incfs during "Downloading...", so we shouldn't use incfs progress to replace install progress. Reverting this, so that Launcher will display the install progress ring during "Downloading..." using the progress reported from Phonesky.

Change-Id: I124033d725fe488fd337b6ded0bdf319a764b6ca
Merged-In: I124033d725fe488fd337b6ded0bdf319a764b6ca

BUG: 178528778
(cherry picked from commit d0cec52acbe9ce51d30596c3396b0a5a8112b598)
Change-Id: Ib6637be489e36c78e5074c161d01ac510da5d045
2 files changed