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

Change-Id: Ib77950e8d2f17c1c83051a1690ff8bc27f6e4e1f