Merge "Apply FLAG_IMMUTABLE to the PendingIntent in NetworkStatService.java" am: 2c0bf15a21 am: 3672e620c9 am: d4fe2f1ae4

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1481721

Change-Id: Ia314010dcaeb89e9229fc17c09fb27f3cfff64a2
tree: 8ece0e0dc36ec55bd923d09d57c2ef1ea5c40445
  1. core/
  2. services/
  3. wifi/