Merge "Remove legacy network factories" am: 2bd97d70e2 am: 05a710816f am: df1860329b

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1574684

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I04893919701674bdaec026a14207bfb350a3cd08
tree: 456d10a8155a9db4758caa2cea677e6d94ff0893
  1. framework/
  2. service/
  3. OWNERS