Revert "Add one more test for VPN usage stats."

This reverts commit 54bb4f4608d91f9c6f4bb1cbfeaa9ac589560cd9.

Reason for revert: This change has been implicated in 4-way deadlocks as seen in b/134244752.

Bug: 134244752
Change-Id: I64b48d575f2e6ec4cb7d2d100a859a30af0501dc
1 file changed
tree: 831433d4bad329057c9f8f4560bc93373eb125bc
  1. core/
  2. services/
  3. tests/