Allow coarse clocks in clock_get{res,time} calls.

sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h"
 
 #include <errno.h>
 #include <fcntl.h>
 #include <fcntl.h>
 #include <linux/net.h>
@@ skipping 289 matching lines @@
 
 ResultExpr RestrictClockID() {
   static_assert(4 == sizeof(clockid_t), "clockid_t is not 32bit");
   const Arg<clockid_t> clockid(0);
   return If(
 #if defined(OS_CHROMEOS)
              // Allow the special clock for Chrome OS used by Chrome tracing.
              clockid == base::TimeTicks::kClockSystemTrace ||
 #endif
                  clockid == CLOCK_MONOTONIC ||
+                 clockid == CLOCK_MONOTONIC_COARSE ||
                  clockid == CLOCK_PROCESS_CPUTIME_ID ||
                  clockid == CLOCK_REALTIME ||
+                 clockid == CLOCK_REALTIME_COARSE ||
                  clockid == CLOCK_THREAD_CPUTIME_ID,
              Allow()).Else(CrashSIGSYS());
 }
 
 }  // namespace sandbox.