Convert utility process extension Unpacker IPC to mojo

chrome/test/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/chrome_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//chrome/common/features.gni")
@@ skipping 4103 matching lines @@
       "../common/extensions/permissions/settings_override_permission_unittest.cc",
       "../common/extensions/sync_type_unittest.cc",
       "../renderer/extensions/extension_localization_peer_unittest.cc",
       "../renderer/extensions/renderer_permissions_policy_delegate_unittest.cc",
       "../renderer/media/cast_ipc_dispatcher_unittest.cc",
       "../utility/image_writer/image_writer_unittest.cc",
     ]
     deps += [
       "//chrome/common/extensions/api",
       "//extensions:extensions_resources",
+      "//extensions/common",
       "//extensions/strings",
       "//media/cast:test_support",
 
       # This will add all of the unit tests for the schema compiler to this
       # target.
       "//tools/json_schema_compiler/test:unit_tests",
     ]
     if (enable_service_discovery) {
       sources += [
         "../browser/extensions/api/mdns/dns_sd_registry_unittest.cc",
@@ skipping 1048 matching lines @@
 }
 
 if (is_win) {
   loadable_module("conflicts_dll") {
     testonly = true
     sources = [
       "conflicts/conflicts_dll.cc",
     ]
   }
 }