[automerger skipped] Merge "Make the SocketListener control pipe O_CLOEXEC." into qt-dev
am: 6a2b82e654 -s ours
am skip reason: change_id I64898d9966f62004468b8e8a43b59be4a81a8cc4 with SHA1 dae0195380 is in history

Change-Id: I789af6ba1d2f10d70426f72305c5f7d2fd123875