Merge "Improve test for the changing of DnsResolver" am: fd3e15e0c5 am: 9ba36c075d
am: 25fdf4f34b

Change-Id: Ibe33e251ec5cbf448959024d9404748b1efe9f29
tree: d9e5e57e1e4a8268dc3ea7309d130971e47e8747
  1. tests/