Merge "Modify the comment of getPrivateDnsMode" am: de9a3af4de

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1640143

Change-Id: I46131b18e8e09d1c2b7a0b3fe5913511942b7096
tree: d84b3483bb415499fdb18dfec67c62955244c020
  1. core/
  2. framework/
  3. service/
  4. services/
  5. tests/
  6. OWNERS