Address nit from aosp/1301317

Test: atest ConnectivityServiceTest#testVpnSetUnderlyingNetworks
Bug: 150570873
Original-Change: https://android-review.googlesource.com/1307374
Merged-In: If5e5439b22f05e08a293fd83da4d54f6a4363ca5
Change-Id: If5e5439b22f05e08a293fd83da4d54f6a4363ca5
1 file changed
tree: 3b1d1ae3c220d97421fcc8f1f13037974c330f82
  1. core/
  2. services/
  3. tests/