Merge "Merge "SharedMemory: clear file descriptor when explicitly closed." am: e33db449d8 am: a4a7c1a0a5 am: dcb0363776 am: 9aefa409af" into qt-qpr1-dev-plus-aosp
am: 7da020d2f7

Change-Id: I520c1adddb43a4956019c9ee4ab35950dd64408b