[automerger] DO NOT MERGE Revise security requirements for TelephonyManager#endCall. am: c62acb0904 am: db1c06a56c am: 47871c3240 skipped: 198e2c64d1 am: 71e88a5015 am: 25bda5a7c9 am: 361879742f am: 166cdb62eb skipped: 4d9fe1d5a1

Change-Id: If78fb66dcb490649318b9ead5d4cce02a3435c78