Merge "Use new test utilities from frameworks/libs/net" am: 2087f3eeb1 am: e532ab3e37 am: a2c6709c10 am: 81f64ba280

Original change: https://android-review.googlesource.com/c/platform/cts/+/1433985

Change-Id: Ia258d3b6fffd54f499843dfaf3489cbad382d741
tree: ae199cac5ccda5830637f8163937fb2a688242c1
  1. tests/