Merge "Add permission requirement" into rvc-dev am: 2ea259c04e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11727209

Change-Id: Ib783ef840e9b3512e9fe93d6cdc9031c55ec6ebc

core/java/android/telephony/PhoneStateListener.java

@@ -340,6 +340,10 @@ public class PhoneStateListener {
     /**
      *  Listen for display info changed event.
      *
+     *  Requires Permission: {@link android.Manifest.permission#READ_PHONE_STATE
+     *  READ_PHONE_STATE} or that the calling app has carrier privileges (see
+     *  {@link TelephonyManager#hasCarrierPrivileges}).
+     *
      *  @see #onDisplayInfoChanged
      */
     public static final int LISTEN_DISPLAY_INFO_CHANGED = 0x00100000;