SECCOMP-BPF: Added supported for inspection system call arguments from BPF filters.

sandbox/linux/seccomp-bpf/verifier.h

Index: sandbox/linux/seccomp-bpf/verifier.h
diff --git a/sandbox/linux/seccomp-bpf/verifier.h b/sandbox/linux/seccomp-bpf/verifier.h
index 505015e39ceb471c304f3377948635273ec31fcb..f66e7e9375942b1b356917826403d44f30b7d0d1 100644
--- a/sandbox/linux/seccomp-bpf/verifier.h
+++ b/sandbox/linux/seccomp-bpf/verifier.h
@@ -60,6 +60,9 @@ class Verifier {
     DISALLOW_IMPLICIT_CONSTRUCTORS(State);
   };
 
+  static bool     VerifyErrorCode(const std::vector<struct sock_filter>& prg,
+                                  struct arch_seccomp_data *data,
+                                  const ErrorCode& code, const char **err);
   static void     Ld (State *state, const struct sock_filter& insn,
                       const char **err);
   static void     Jmp(State *state, const struct sock_filter& insn,