tree cc7e83d892c7dadb3bf814ab441ad879a7e098d2
parent b36aaf9fae68182f191d6e8a08ef77902e82d657
author sqian <shuoq@google.com> 1580345103 -0800
committer sqian <shuoq@google.com> 1580345103 -0800

Make most of NetworkAgent @SystemApi.

Bug: 138306002
Bug: 139268426
Test: atest FrameworksNetTests FrameworksWifiTests FrameworksTelephonyTests
Test: atest android.net.cts.ConnectivityManagerTest
Change-Id: I856f01f02c35c2f6a886d8b98039e5dfbc48148b
Merged-In: I856f01f02c35c2f6a886d8b98039e5dfbc48148b
(cherry picked from commit 980ed12f7f5afe1c568e57e0d4b084d87d744805)