Bug 1304220 - Allow media plugins to use the times(2) syscall. r=gcp

--HG--
extra : rebase_source : 595bf264b48968ec25d02c82866ef02ef87a59fa

security/sandbox/linux/SandboxFilter.cpp

@@ -841,6 +841,10 @@ public:
         .Else(Trap(SchedTrap, nullptr));
     }
 
+    // For clock(3) on older glibcs; bug 1304220.
+    case __NR_times:
+      return Allow();
+
     default:
       return SandboxPolicyCommon::EvaluateSyscall(sysno);
     }