Allow ASanified Chrome to use sched_getaffinity

content/common/sandbox_seccomp_bpf_linux.cc

Index: content/common/sandbox_seccomp_bpf_linux.cc
===================================================================
--- content/common/sandbox_seccomp_bpf_linux.cc	(revision 169547)
+++ content/common/sandbox_seccomp_bpf_linux.cc	(working copy)
@@ -723,6 +723,10 @@
     case __NR_sched_yield:
     case __NR_pause:
     case __NR_nanosleep:
+#if defined(ADDRESS_SANITIZER)
+    // Allow to call sched_getaffinity under AddressSanitizer.
+    case __NR_sched_getaffinity:
+#endif
       return true;
     case __NR_getpriority:
 #if defined(__i386__) || defined(__arm__)
@@ -972,7 +976,10 @@
     case __NR_ioprio_set:
     case __NR_sched_get_priority_max:
     case __NR_sched_get_priority_min:
+#if !defined(ADDRESS_SANITIZER)
+    // Allow to call sched_getaffinity under AddressSanitizer.
     case __NR_sched_getaffinity:
+#endif
     case __NR_sched_getparam:
     case __NR_sched_getscheduler:
     case __NR_sched_rr_get_interval: