Update from https://crrev.com/316786

sandbox/linux/seccomp-bpf/sandbox_bpf_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/sandbox_bpf.h"
 
 #include <fcntl.h>
 #include <unistd.h>
 
 #include <iostream>
 
 #include "base/files/scoped_file.h"
 #include "base/posix/eintr_wrapper.h"
 #include "sandbox/linux/tests/unit_tests.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace sandbox {
 namespace {
 
 // NOTE: most tests for the SandboxBPF class are currently in
-// bpf_dsl_more_unittest.cc.
+// integration_tests/.
 
 TEST(SandboxBPF, CreateDestroy) {
   // Give an opportunity to dynamic tools to perform some simple testing.
   SandboxBPF sandbox(nullptr);
   SandboxBPF* sandbox_ptr = new SandboxBPF(nullptr);
   delete sandbox_ptr;
 }
 
 // This test should execute no matter whether we have kernel support. So,
 // we make it a TEST() instead of a BPF_TEST().
@@ skipping 44 matching lines @@
 
   ASSERT_EQ(0, fcntl(read_end.get(), F_SETFL, O_NONBLOCK));
   char c;
   // Check that the sandbox closed the write_end (read will EOF instead of
   // returning EWOULDBLOCK).
   ASSERT_EQ(0, read(read_end.get(), &c, 1));
 }
 
 }  // namespace
 }  // sandbox