Add getAvoidBadWifi system API

This helps remove the dependency on MultinetworkPolicyTracker from
IpClient.

Test: atest FrameworksNetTests NetworkStackTests
Bug: 112869080
Change-Id: If56791dbed564772f25a859f301b8b52d84e38a3
3 files changed
tree: dba948282cf78355d3557563be294a3809b1e3c3
  1. core/
  2. services/
  3. tests/