DO NOT MERGE:Add missing SOCK_CLOEXEC flag when opening socket am: bef09aaf9e  -s ours am: b1fada1564 am: 466a521607  -s ours am: ea11f5547c am: f93261010a am: 6a40db71f7 am: fc6c0a3480  -s ours am: 9df391f156
am: ab177b77f7

Change-Id: Ia847d3686c3611687ba619d7dc80e12df2a2b9cb