tree 7def2f4bfffca5aa05092c7ea8024af1802640aa
parent 27dbd50c37049c6f158b66ca92c6d4c64e816fa5
author Mingguang Xu <mingguangxu@google.com> 1547774332 -0800
committer Mingguang Xu <mingguangxu@google.com> 1548320716 -0800

Wifi usability: Collect Wifi usability score as an additional metric

The Wifi usability score is passed in from system APK outside
framework.
In WifiMetrics, added this score for metrics collection, including
creating a new StaEvent and its logging logics, and collected other
related stats for analysis.

Bug: 113262380

Test: frameworks/opt/net/wifi/tests/wifitests/runtest.sh

Change-Id: Ic9a3efb60646d3e194d47a196b8fd92d5703d2c9