Update sandbox/linux from upstream

sandbox/linux/BUILD.gn

 # 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.
 
 import("//build/config/features.gni")
 import("//testing/test.gni")
 
 declare_args() {
   compile_suid_client = is_linux
 
@@ skipping 99 matching lines @@
     sources += [
       "suid/client/setuid_sandbox_client_unittest.cc",
       "suid/client/setuid_sandbox_host_unittest.cc",
     ]
   }
   if (use_seccomp_bpf) {
     sources += [
       "bpf_dsl/bpf_dsl_unittest.cc",
       "bpf_dsl/codegen_unittest.cc",
       "bpf_dsl/cons_unittest.cc",
+      "bpf_dsl/errorcode_unittest.cc",
       "bpf_dsl/syscall_set_unittest.cc",
+      "bpf_dsl/test_trap_registry.cc",
+      "bpf_dsl/test_trap_registry.h",
+      "bpf_dsl/test_trap_registry_unittest.cc",
       "integration_tests/bpf_dsl_seccomp_unittest.cc",
       "integration_tests/seccomp_broker_process_unittest.cc",
       "seccomp-bpf-helpers/baseline_policy_unittest.cc",
       "seccomp-bpf-helpers/syscall_parameters_restrictions_unittests.cc",
       "seccomp-bpf/bpf_tests_unittest.cc",
-      "seccomp-bpf/errorcode_unittest.cc",
       "seccomp-bpf/sandbox_bpf_unittest.cc",
       "seccomp-bpf/syscall_unittest.cc",
       "seccomp-bpf/trap_unittest.cc",
     ]
   }
   if (compile_credentials) {
     sources += [
       "integration_tests/namespace_unix_domain_socket_unittest.cc",
       "services/credentials_unittest.cc",
       "services/namespace_utils_unittest.cc",
     ]
 
     if (use_base_test_suite) {
       # Tests that use advanced features not available in stock GTest.
       sources += [ "services/namespace_sandbox_unittest.cc" ]
     }
 
     # For credentials_unittest.cc
     configs += [ "//build/config/linux:libcap" ]
   }
 }
 
+# TODO(GYP): Delete this after we've converted everything to GN.
+# The _run targets exist only for compatibility w/ GYP.
+group("sandbox_linux_unittests_run") {
+  testonly = true
+  deps = [
+    ":sandbox_linux_unittests",
+  ]
+}
+
 # The main sandboxing test target.
 test("sandbox_linux_unittests") {
   deps = [
     ":sandbox_linux_unittests_sources",
   ]
 }
 
 # This target is the shared library used by Android APK (i.e.
 # JNI-friendly) tests.
 shared_library("sandbox_linux_jni_unittests") {
@@ skipping 10 matching lines @@
   sources = [
     "bpf_dsl/bpf_dsl.cc",
     "bpf_dsl/bpf_dsl.h",
     "bpf_dsl/bpf_dsl_forward.h",
     "bpf_dsl/bpf_dsl_impl.h",
     "bpf_dsl/codegen.cc",
     "bpf_dsl/codegen.h",
     "bpf_dsl/cons.h",
     "bpf_dsl/dump_bpf.cc",
     "bpf_dsl/dump_bpf.h",
+    "bpf_dsl/errorcode.cc",
+    "bpf_dsl/errorcode.h",
     "bpf_dsl/linux_syscall_ranges.h",
     "bpf_dsl/policy.cc",
     "bpf_dsl/policy.h",
     "bpf_dsl/policy_compiler.cc",
     "bpf_dsl/policy_compiler.h",
     "bpf_dsl/seccomp_macros.h",
     "bpf_dsl/syscall_set.cc",
     "bpf_dsl/syscall_set.h",
     "bpf_dsl/trap_registry.h",
     "bpf_dsl/verifier.cc",
     "bpf_dsl/verifier.h",
     "seccomp-bpf/die.cc",
     "seccomp-bpf/die.h",
-    "seccomp-bpf/errorcode.cc",
-    "seccomp-bpf/errorcode.h",
     "seccomp-bpf/sandbox_bpf.cc",
     "seccomp-bpf/sandbox_bpf.h",
     "seccomp-bpf/syscall.cc",
     "seccomp-bpf/syscall.h",
     "seccomp-bpf/trap.cc",
     "seccomp-bpf/trap.h",
   ]
   defines = [ "SANDBOX_IMPLEMENTATION" ]
 
   deps = [
@@ skipping 169 matching lines @@
   #      'type': 'none',
   #      'variables': {
   #        'test_suite_name': 'sandbox_linux_jni_unittests',
   #      },
   #      'dependencies': [
   #        'sandbox_linux_jni_unittests',
   #      ],
   #      'includes': [ '../../build/apk_test.gypi' ],
   #      }
 }