Implement the V2 sandbox in the process launcher.

content/browser/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("//build/config/ui.gni")
 import("//gpu/vulkan/features.gni")
 import("//media/media_options.gni")
 import("//ppapi/features/features.gni")
 import("//printing/features/features.gni")
@@ skipping 88 matching lines @@
     "//media/mojo/services",
     "//mojo/common",
     "//mojo/edk/system",
     "//mojo/public/cpp/bindings",
     "//mojo/public/js",
     "//net",
     "//net:extras",
     "//net:http_server",
     "//ppapi/features",
     "//printing/features",
+    "//sandbox/mac:seatbelt",
     "//services/catalog:constants",
     "//services/catalog/public/cpp",
     "//services/catalog/public/interfaces:constants",
     "//services/data_decoder/public/interfaces",
     "//services/device:lib",
     "//services/device/public/interfaces",
     "//services/device/public/interfaces:constants",
     "//services/file:lib",
     "//services/file/public/interfaces",
     "//services/resource_coordinator:lib",
@@ skipping 1191 matching lines @@
     "renderer_host/text_input_manager.cc",
     "renderer_host/text_input_manager.h",
     "renderer_host/ui_events_helper.cc",
     "renderer_host/ui_events_helper.h",
     "renderer_host/webmenurunner_mac.h",
     "renderer_host/webmenurunner_mac.mm",
     "resolve_proxy_msg_helper.cc",
     "resolve_proxy_msg_helper.h",
     "resource_context_impl.cc",
     "resource_context_impl.h",
+    "sandbox_parameters_mac.h",
+    "sandbox_parameters_mac.mm",
     "screen_orientation/screen_orientation_provider.cc",
     "screen_orientation/screen_orientation_provider.h",
     "service_manager/common_browser_interfaces.cc",
     "service_manager/common_browser_interfaces.h",
     "service_manager/merge_dictionary.cc",
     "service_manager/merge_dictionary.h",
     "service_manager/service_manager_context.cc",
     "service_manager/service_manager_context.h",
     "service_worker/embedded_worker_instance.cc",
     "service_worker/embedded_worker_instance.h",
@@ skipping 811 matching lines @@
   if (!is_component_build) {
     public_deps = [
       ":browser",
     ]
   } else {
     public_deps = [
       "//third_party/leveldatabase",
     ]
   }
 }