Merge "Revert "Suppress NewApi warnings for @SystemApi -> public APIs"" am: 9a3f0adc35

Original change: https://android-review.googlesource.com/c/platform/frameworks/libs/net/+/1927300

Change-Id: Ic8344b16dbbd04c54e3858da03ddf2f84691612d
tree: c10133348fbad235d7df806ee2fbf0011707f4ce
  1. staticlibs/