Convert a bunch of BPF_TEST tests to use BPF_TEST_C

sandbox/linux/seccomp-bpf/bpf_tests_unittest.cc

 // Copyright 2014 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/bpf_tests.h"
 
 #include <errno.h>
 #include <sys/ptrace.h>
 #include <sys/syscall.h>
 #include <sys/types.h>
 #include <unistd.h>
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "build/build_config.h"
 #include "sandbox/linux/seccomp-bpf/sandbox_bpf.h"
 #include "sandbox/linux/services/linux_syscalls.h"
 #include "sandbox/linux/tests/unit_tests.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace sandbox {
 
 namespace {
 
-ErrorCode EmptyPolicy(SandboxBPF* sandbox, int sysno, void* aux) {
-  // |aux| should always be NULL since a type was not specified as an argument
-  // to BPF_TEST.
-  BPF_ASSERT(NULL == aux);
-  if (!SandboxBPF::IsValidSyscallNumber(sysno)) {
-    return ErrorCode(ENOSYS);
-  } else {
-    return ErrorCode(ErrorCode::ERR_ALLOWED);
-  }
-}
-
-BPF_TEST(BPFTest, BPFAUXIsNull, EmptyPolicy) {
-  // Check that the implicit BPF_AUX argument is NULL when we
-  // don't specify a fourth parameter to BPF_TEST.
-  BPF_ASSERT(NULL == BPF_AUX);
-}
-
 class FourtyTwo {
  public:
   static const int kMagicValue = 42;
   FourtyTwo() : value_(kMagicValue) {}
   int value() { return value_; }
 
  private:
   int value_;
   DISALLOW_COPY_AND_ASSIGN(FourtyTwo);
 };
@@ skipping 95 matching lines @@
 BPF_TEST_C(BPFTest, BPFTestWithInlineTest, EnosysPtracePolicy) {
   errno = 0;
   int ret = ptrace(PTRACE_TRACEME, -1, NULL, NULL);
   BPF_ASSERT(-1 == ret);
   BPF_ASSERT(ENOSYS == errno);
 }
 
 }  // namespace
 
 }  // namespace sandbox