Add //chromeos GN target.

This CL depends on https://codereview.chromium.org/637643003/

BUG=None
R=cmasone@chromium.org, oshima@chromium.org
TBR=armansito@chromium.org, sky@chromium.org, mkwst@chromium.org, brettw@chromium.org
TEST=chromeos_unittests / ash_shell works

Review URL: https://codereview.chromium.org/637093002

Cr-Commit-Position: refs/heads/master@{#298951}

3 files changed, 644 insertions, 440 deletions

diff --git a/chromeos/BUILD.gn b/chromeos/BUILD.gn
index c237ca1..d6aeda5 100644
--- a/chromeos/BUILD.gn
+++ b/chromeos/BUILD.gn
@@ -2,8 +2,167 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+import("//build/config/allocator.gni")
+import("//build/config/ui.gni")
 import("//third_party/protobuf/proto_library.gni")
 
+gypi_values = exec_script(
+    "//build/gypi_to_gn.py",
+    [ rebase_path("chromeos.gyp") ],
+    "scope",
+    [ "chromeos.gyp" ])
+
+component("chromeos") {
+  configs += [
+    "//build/config/linux:dbus",
+    "//net/third_party/nss/ssl:ssl_config",
+  ]
+  deps = [
+    "//base",
+    "//base:prefs",
+    "//base/third_party/dynamic_annotations",
+    "//chromeos/ime:gencode",
+    "//components/policy/proto",
+    "//components/onc",
+    "//crypto",
+    "//dbus",
+    "//google_apis",
+    "//net/third_party/nss/ssl:libssl",
+    "//third_party/icu",
+    "//third_party/libxml",
+    "//third_party/protobuf:protobuf_lite",
+    "//ui/accelerometer",
+    "//url",
+    ":cryptohome_proto",
+    ":power_manager_proto"
+  ]
+  sources = gypi_values.chromeos_sources
+  defines = [ "CHROMEOS_IMPLEMENTATION" ]
+  if (use_x11) {
+    configs += [ "//build/config/linux:x11" ]
+    deps += [ "//ui/gfx/x" ]
+    sources -= [ "ime/ime_keyboard_ozone.cc" ]
+  } else {
+    sources -= [
+      "ime/keyboard_controller.cc",
+      "ime/ime_keyboard_x11.cc",
+    ]
+  }
+}
+
+static_library("test_support") {
+  testonly = true
+  configs += [
+    "//build/config/linux:dbus",
+  ]
+  deps = [
+    "//testing/gmock",
+    ":chromeos",
+    ":cryptohome_proto",
+    ":power_manager_proto",
+    ":test_support_without_gmock",
+  ]
+  sources = [
+    "attestation/mock_attestation_flow.cc",
+    "attestation/mock_attestation_flow.h",
+    "chromeos_test_utils.cc",
+    "chromeos_test_utils.h",
+    "cryptohome/mock_async_method_caller.cc",
+    "cryptohome/mock_async_method_caller.h",
+    "cryptohome/mock_homedir_methods.cc",
+    "cryptohome/mock_homedir_methods.h",
+    "dbus/mock_cryptohome_client.cc",
+    "dbus/mock_cryptohome_client.h",
+    "dbus/mock_session_manager_client.cc",
+    "dbus/mock_session_manager_client.h",
+    "dbus/mock_shill_manager_client.cc",
+    "dbus/mock_shill_manager_client.h",
+    "dbus/mock_shill_profile_client.cc",
+    "dbus/mock_shill_profile_client.h",
+    "dbus/mock_shill_service_client.cc",
+    "dbus/mock_shill_service_client.h",
+    "disks/mock_disk_mount_manager.cc",
+    "disks/mock_disk_mount_manager.h",
+    "ime/mock_component_extension_ime_manager_delegate.cc",
+    "ime/mock_component_extension_ime_manager_delegate.h",
+    "login/auth/mock_auth_attempt_state_resolver.cc",
+    "login/auth/mock_auth_attempt_state_resolver.h",
+    "login/auth/mock_auth_status_consumer.cc",
+    "login/auth/mock_auth_status_consumer.h",
+    "login/auth/mock_authenticator.cc",
+    "login/auth/mock_authenticator.h",
+    "login/auth/mock_url_fetchers.cc",
+    "login/auth/mock_url_fetchers.h",
+    "network/fake_network_device_handler.cc",
+    "network/fake_network_device_handler.h",
+    "network/mock_managed_network_configuration_handler.cc",
+    "network/mock_managed_network_configuration_handler.h",
+    "network/onc/onc_test_utils.cc",
+    "network/onc/onc_test_utils.h",
+    "system/mock_statistics_provider.cc",
+    "system/mock_statistics_provider.h",
+  ]
+}
+
+static_library("test_support_without_gmock") {
+  testonly = true
+  configs += [
+    "//build/config/linux:dbus",
+  ]
+  deps = [
+    "//crypto",
+    ":chromeos",
+    ":cryptohome_proto",
+    ":power_manager_proto",
+  ]
+  sources = [
+    "dbus/fake_cros_disks_client.cc",
+    "dbus/fake_cros_disks_client.h",
+    "dbus/fake_power_manager_client.cc",
+    "dbus/fake_power_manager_client.h",
+    "dbus/fake_session_manager_client.cc",
+    "dbus/fake_session_manager_client.h",
+    "dbus/fake_shill_manager_client.cc",
+    "dbus/fake_shill_manager_client.h",
+    "dbus/fake_update_engine_client.cc",
+    "dbus/fake_update_engine_client.h",
+    "ime/fake_input_method_delegate.cc",
+    "ime/fake_input_method_delegate.h",
+  ]
+}
+
+test("chromeos_unittests") {
+  configs += [
+    "//build/config/linux:dbus",
+    "//net/third_party/nss/ssl:ssl_config",
+  ]
+  deps = [
+    "//base/test:run_all_unittests",
+    "//base/test:test_support",
+    "//components/onc",
+    "//content/test:test_support",
+    "//crypto",
+    "//crypto:test_support",
+    "//dbus:test_support",
+    "//google_apis",
+    "//net",
+    "//net:test_support",
+    "//testing/gmock",
+    "//testing/gtest",
+    "//url",
+    ":cryptohome_proto",
+    ":power_manager_proto",
+    ":test_support",
+  ]
+  sources = gypi_values.chromeos_test_sources
+  if (use_allocator != "none") {
+    deps += [ "//base/allocator" ]
+  }
+  if (use_x11) {
+    deps += [ "//ui/gfx/x" ]
+  }
+}
+
 proto_library("power_manager_proto") {
   sources = [
     "//third_party/cros_system_api/dbus/power_manager/input_event.proto",
@@ -12,4 +171,23 @@ proto_library("power_manager_proto") {
     "//third_party/cros_system_api/dbus/power_manager/power_supply_properties.proto",
     "//third_party/cros_system_api/dbus/power_manager/suspend.proto",
   ]
+
+  proto_out_dir = "chromeos/dbus/power_manager"
+}
+
+proto_library("cryptohome_proto") {
+  sources = [
+    "//third_party/cros_system_api/dbus/cryptohome/key.proto",
+    "//third_party/cros_system_api/dbus/cryptohome/rpc.proto",
+  ]
+
+  proto_out_dir = "chromeos/dbus/cryptohome"
+}
+
+proto_library("cryptohome_signkey_proto") {
+  sources = [
+    "//third_party/cros_system_api/dbus/cryptohome/signed_secret.proto",
+  ]
+
+  proto_out_dir = "chromeos/dbus/cryptohome"
 }
diff --git a/chromeos/chromeos.gyp b/chromeos/chromeos.gyp
index a35581d..5ee9fea 100644
--- a/chromeos/chromeos.gyp
+++ b/chromeos/chromeos.gyp
@@ -5,12 +5,450 @@
 {
   'variables': {
     'chromium_code': 1,
+    # These files lists are shared with the GN build.
+    'chromeos_sources': [
+      'accelerometer/accelerometer_reader.cc',
+      'accelerometer/accelerometer_reader.h',
+      'app_mode/kiosk_oem_manifest_parser.cc',
+      'app_mode/kiosk_oem_manifest_parser.h',
+      'audio/audio_device.cc',
+      'audio/audio_device.h',
+      'audio/audio_devices_pref_handler.h',
+      'audio/audio_pref_observer.h',
+      'audio/cras_audio_handler.cc',
+      'audio/cras_audio_handler.h',
+      'audio/audio_devices_pref_handler_stub.cc',
+      'audio/audio_devices_pref_handler_stub.h',
+      'audio/chromeos_sounds.h',
+      'attestation/attestation_constants.cc',
+      'attestation/attestation_constants.h',
+      'attestation/attestation_flow.cc',
+      'attestation/attestation_flow.h',
+      'cert_loader.cc',
+      'cert_loader.h',
+      'chromeos_constants.cc',
+      'chromeos_constants.h',
+      'chromeos_export.h',
+      'chromeos_paths.cc',
+      'chromeos_paths.h',
+      'chromeos_switches.cc',
+      'chromeos_switches.h',
+      'cryptohome/async_method_caller.cc',
+      'cryptohome/async_method_caller.h',
+      'cryptohome/cryptohome_parameters.cc',
+      'cryptohome/cryptohome_parameters.h',
+      'cryptohome/cryptohome_util.cc',
+      'cryptohome/cryptohome_util.h',
+      'cryptohome/homedir_methods.cc',
+      'cryptohome/homedir_methods.h',
+      'cryptohome/system_salt_getter.cc',
+      'cryptohome/system_salt_getter.h',
+      'dbus/audio_node.cc',
+      'dbus/audio_node.h',
+      'dbus/blocking_method_caller.cc',
+      'dbus/blocking_method_caller.h',
+      'dbus/bluetooth_adapter_client.cc',
+      'dbus/bluetooth_adapter_client.h',
+      'dbus/bluetooth_agent_manager_client.cc',
+      'dbus/bluetooth_agent_manager_client.h',
+      'dbus/bluetooth_agent_service_provider.cc',
+      'dbus/bluetooth_agent_service_provider.h',
+      'dbus/bluetooth_device_client.cc',
+      'dbus/bluetooth_device_client.h',
+      'dbus/bluetooth_gatt_characteristic_client.cc',
+      'dbus/bluetooth_gatt_characteristic_client.h',
+      'dbus/bluetooth_gatt_characteristic_service_provider.cc',
+      'dbus/bluetooth_gatt_characteristic_service_provider.h',
+      'dbus/bluetooth_gatt_descriptor_client.cc',
+      'dbus/bluetooth_gatt_descriptor_client.h',
+      'dbus/bluetooth_gatt_descriptor_service_provider.cc',
+      'dbus/bluetooth_gatt_descriptor_service_provider.h',
+      'dbus/bluetooth_gatt_manager_client.cc',
+      'dbus/bluetooth_gatt_manager_client.h',
+      'dbus/bluetooth_gatt_service_client.cc',
+      'dbus/bluetooth_gatt_service_client.h',
+      'dbus/bluetooth_gatt_service_service_provider.cc',
+      'dbus/bluetooth_gatt_service_service_provider.h',
+      'dbus/bluetooth_input_client.cc',
+      'dbus/bluetooth_input_client.h',
+      'dbus/bluetooth_profile_manager_client.cc',
+      'dbus/bluetooth_profile_manager_client.h',
+      'dbus/bluetooth_profile_service_provider.cc',
+      'dbus/bluetooth_profile_service_provider.h',
+      'dbus/cras_audio_client.cc',
+      'dbus/cras_audio_client.h',
+      'dbus/cras_audio_client_stub_impl.cc',
+      'dbus/cras_audio_client_stub_impl.h',
+      'dbus/cros_disks_client.cc',
+      'dbus/cros_disks_client.h',
+      'dbus/cryptohome_client.cc',
+      'dbus/cryptohome_client.h',
+      'dbus/dbus_client_bundle.h',
+      'dbus/dbus_client_bundle.cc',
+      'dbus/dbus_client_implementation_type.h',
+      'dbus/dbus_method_call_status.cc',
+      'dbus/dbus_method_call_status.h',
+      'dbus/dbus_thread_manager.cc',
+      'dbus/dbus_thread_manager.h',
+      'dbus/debug_daemon_client.cc',
+      'dbus/debug_daemon_client.h',
+      'dbus/easy_unlock_client.cc',
+      'dbus/easy_unlock_client.h',
+      'dbus/fake_bluetooth_adapter_client.cc',
+      'dbus/fake_bluetooth_adapter_client.h',
+      'dbus/fake_bluetooth_agent_manager_client.cc',
+      'dbus/fake_bluetooth_agent_manager_client.h',
+      'dbus/fake_bluetooth_agent_service_provider.cc',
+      'dbus/fake_bluetooth_agent_service_provider.h',
+      'dbus/fake_bluetooth_device_client.cc',
+      'dbus/fake_bluetooth_device_client.h',
+      'dbus/fake_bluetooth_gatt_characteristic_client.cc',
+      'dbus/fake_bluetooth_gatt_characteristic_client.h',
+      'dbus/fake_bluetooth_gatt_characteristic_service_provider.cc',
+      'dbus/fake_bluetooth_gatt_characteristic_service_provider.h',
+      'dbus/fake_bluetooth_gatt_descriptor_client.cc',
+      'dbus/fake_bluetooth_gatt_descriptor_client.h',
+      'dbus/fake_bluetooth_gatt_descriptor_service_provider.cc',
+      'dbus/fake_bluetooth_gatt_descriptor_service_provider.h',
+      'dbus/fake_bluetooth_gatt_manager_client.cc',
+      'dbus/fake_bluetooth_gatt_manager_client.h',
+      'dbus/fake_bluetooth_gatt_service_client.cc',
+      'dbus/fake_bluetooth_gatt_service_client.h',
+      'dbus/fake_bluetooth_gatt_service_service_provider.cc',
+      'dbus/fake_bluetooth_gatt_service_service_provider.h',
+      'dbus/fake_bluetooth_input_client.cc',
+      'dbus/fake_bluetooth_input_client.h',
+      'dbus/fake_bluetooth_profile_manager_client.cc',
+      'dbus/fake_bluetooth_profile_manager_client.h',
+      'dbus/fake_bluetooth_profile_service_provider.cc',
+      'dbus/fake_bluetooth_profile_service_provider.h',
+      'dbus/fake_cryptohome_client.cc',
+      'dbus/fake_cryptohome_client.h',
+      'dbus/fake_debug_daemon_client.cc',
+      'dbus/fake_debug_daemon_client.h',
+      'dbus/fake_easy_unlock_client.cc',
+      'dbus/fake_easy_unlock_client.h',
+      'dbus/fake_gsm_sms_client.cc',
+      'dbus/fake_gsm_sms_client.h',
+      'dbus/fake_image_burner_client.cc',
+      'dbus/fake_image_burner_client.h',
+      'dbus/fake_introspectable_client.cc',
+      'dbus/fake_introspectable_client.h',
+      'dbus/fake_lorgnette_manager_client.cc',
+      'dbus/fake_lorgnette_manager_client.h',
+      'dbus/fake_modem_messaging_client.cc',
+      'dbus/fake_modem_messaging_client.h',
+      'dbus/fake_nfc_adapter_client.cc',
+      'dbus/fake_nfc_adapter_client.h',
+      'dbus/fake_nfc_device_client.cc',
+      'dbus/fake_nfc_device_client.h',
+      'dbus/fake_nfc_manager_client.cc',
+      'dbus/fake_nfc_manager_client.h',
+      'dbus/fake_nfc_record_client.cc',
+      'dbus/fake_nfc_record_client.h',
+      'dbus/fake_nfc_tag_client.cc',
+      'dbus/fake_nfc_tag_client.h',
+      'dbus/fake_permission_broker_client.cc',
+      'dbus/fake_permission_broker_client.h',
+      'dbus/fake_shill_device_client.cc',
+      'dbus/fake_shill_device_client.h',
+      'dbus/fake_shill_ipconfig_client.cc',
+      'dbus/fake_shill_ipconfig_client.h',
+      'dbus/fake_shill_manager_client.cc',
+      'dbus/fake_shill_manager_client.h',
+      'dbus/fake_shill_profile_client.cc',
+      'dbus/fake_shill_profile_client.h',
+      'dbus/fake_shill_service_client.cc',
+      'dbus/fake_shill_service_client.h',
+      'dbus/fake_sms_client.cc',
+      'dbus/fake_sms_client.h',
+      'dbus/fake_system_clock_client.cc',
+      'dbus/fake_system_clock_client.h',
+      'dbus/gsm_sms_client.cc',
+      'dbus/gsm_sms_client.h',
+      'dbus/image_burner_client.cc',
+      'dbus/image_burner_client.h',
+      'dbus/introspectable_client.cc',
+      'dbus/introspectable_client.h',
+      'dbus/lorgnette_manager_client.cc',
+      'dbus/lorgnette_manager_client.h',
+      'dbus/modem_messaging_client.cc',
+      'dbus/modem_messaging_client.h',
+      'dbus/nfc_adapter_client.cc',
+      'dbus/nfc_adapter_client.h',
+      'dbus/nfc_client_helpers.cc',
+      'dbus/nfc_client_helpers.h',
+      'dbus/nfc_device_client.cc',
+      'dbus/nfc_device_client.h',
+      'dbus/nfc_manager_client.cc',
+      'dbus/nfc_manager_client.h',
+      'dbus/nfc_property_set.cc',
+      'dbus/nfc_property_set.h',
+      'dbus/nfc_record_client.cc',
+      'dbus/nfc_record_client.h',
+      'dbus/nfc_tag_client.cc',
+      'dbus/nfc_tag_client.h',
+      'dbus/permission_broker_client.cc',
+      'dbus/permission_broker_client.h',
+      'dbus/pipe_reader.cc',
+      'dbus/pipe_reader.h',
+      'dbus/power_manager_client.cc',
+      'dbus/power_manager_client.h',
+      'dbus/power_policy_controller.cc',
+      'dbus/power_policy_controller.h',
+      'dbus/session_manager_client.cc',
+      'dbus/session_manager_client.h',
+      'dbus/shill_client_helper.cc',
+      'dbus/shill_client_helper.h',
+      'dbus/shill_device_client.cc',
+      'dbus/shill_device_client.h',
+      'dbus/shill_ipconfig_client.cc',
+      'dbus/shill_ipconfig_client.h',
+      'dbus/shill_manager_client.cc',
+      'dbus/shill_manager_client.h',
+      'dbus/shill_profile_client.cc',
+      'dbus/shill_profile_client.h',
+      'dbus/shill_service_client.cc',
+      'dbus/shill_service_client.h',
+      'dbus/sms_client.cc',
+      'dbus/sms_client.h',
+      'dbus/system_clock_client.cc',
+      'dbus/system_clock_client.h',
+      'dbus/update_engine_client.cc',
+      'dbus/update_engine_client.h',
+      'dbus/volume_state.cc',
+      'dbus/volume_state.h',
+      'disks/disk_mount_manager.cc',
+      'disks/disk_mount_manager.h',
+      'ime/component_extension_ime_manager.cc',
+      'ime/component_extension_ime_manager.h',
+      'ime/composition_text.cc',
+      'ime/composition_text.h',
+      'ime/extension_ime_util.cc',
+      'ime/extension_ime_util.h',
+      'ime/fake_ime_keyboard.cc',
+      'ime/fake_ime_keyboard.h',
+      'ime/ime_keyboard.h',
+      'ime/ime_keyboard_ozone.cc',
+      'ime/ime_keyboard_x11.cc',
+      'ime/input_method_delegate.h',
+      'ime/input_method_descriptor.cc',
+      'ime/input_method_descriptor.h',
+      'ime/input_method_manager.cc',
+      'ime/input_method_manager.h',
+      'ime/input_method_whitelist.cc',
+      'ime/input_method_whitelist.h',
+      'login/auth/auth_attempt_state.cc',
+      'login/auth/auth_attempt_state.h',
+      'login/auth/auth_attempt_state_resolver.cc',
+      'login/auth/auth_attempt_state_resolver.h',
+      'login/auth/auth_status_consumer.cc',
+      'login/auth/auth_status_consumer.h',
+      'login/auth/authenticator.cc',
+      'login/auth/authenticator.h',
+      'login/auth/cryptohome_authenticator.cc',
+      'login/auth/cryptohome_authenticator.h',
+      'login/auth/extended_authenticator.cc',
+      'login/auth/extended_authenticator.h',
+      'login/auth/key.cc',
+      'login/auth/key.h',
+      'login/auth/online_attempt.cc',
+      'login/auth/online_attempt.h',
+      'login/auth/online_attempt_host.cc',
+      'login/auth/online_attempt_host.h',
+      'login/auth/test_attempt_state.cc',
+      'login/auth/test_attempt_state.h',
+      'login/auth/user_context.cc',
+      'login/auth/user_context.h',
+      'login/login_state.cc',
+      'login/login_state.h',
+      'login/user_names.cc',
+      'login/user_names.h',
+      'login_event_recorder.cc',
+      'login_event_recorder.h',
+      'network/certificate_pattern.cc',
+      'network/certificate_pattern.h',
+      'network/client_cert_resolver.cc',
+      'network/client_cert_resolver.h',
+      'network/client_cert_util.cc',
+      'network/client_cert_util.h',
+      'network/device_state.cc',
+      'network/device_state.h',
+      'network/dhcp_proxy_script_fetcher_chromeos.cc',
+      'network/dhcp_proxy_script_fetcher_chromeos.h',
+      'network/geolocation_handler.cc',
+      'network/geolocation_handler.h',
+      'network/host_resolver_impl_chromeos.cc',
+      'network/host_resolver_impl_chromeos.h',
+      'network/managed_network_configuration_handler.cc',
+      'network/managed_network_configuration_handler.h',
+      'network/managed_network_configuration_handler_impl.cc',
+      'network/managed_network_configuration_handler_impl.h',
+      'network/managed_state.cc',
+      'network/managed_state.h',
+      'network/network_activation_handler.cc',
+      'network/network_activation_handler.h',
+      'network/network_cert_migrator.cc',
+      'network/network_cert_migrator.h',
+      'network/network_change_notifier_chromeos.cc',
+      'network/network_change_notifier_chromeos.h',
+      'network/network_change_notifier_factory_chromeos.cc',
+      'network/network_change_notifier_factory_chromeos.h',
+      'network/network_configuration_handler.cc',
+      'network/network_configuration_handler.h',
+      'network/network_connection_handler.cc',
+      'network/network_connection_handler.h',
+      'network/network_device_handler.cc',
+      'network/network_device_handler.h',
+      'network/network_device_handler_impl.cc',
+      'network/network_device_handler_impl.h',
+      'network/network_event_log.cc',
+      'network/network_event_log.h',
+      'network/network_handler.cc',
+      'network/network_handler.h',
+      'network/network_handler_callbacks.cc',
+      'network/network_handler_callbacks.h',
+      'network/network_ip_config.cc',
+      'network/network_ip_config.h',
+      'network/network_profile.cc',
+      'network/network_profile.h',
+      'network/network_profile_handler.cc',
+      'network/network_profile_handler.h',
+      'network/network_profile_observer.h',
+      'network/network_sms_handler.cc',
+      'network/network_sms_handler.h',
+      'network/network_state.cc',
+      'network/network_state.h',
+      'network/network_state_handler.cc',
+      'network/network_state_handler.h',
+      'network/network_state_handler_observer.cc',
+      'network/network_state_handler_observer.h',
+      'network/network_type_pattern.cc',
+      'network/network_type_pattern.h',
+      'network/network_ui_data.cc',
+      'network/network_ui_data.h',
+      'network/network_util.cc',
+      'network/network_util.h',
+      'network/onc/onc_certificate_importer.h',
+      'network/onc/onc_certificate_importer_impl.cc',
+      'network/onc/onc_certificate_importer_impl.h',
+      'network/onc/onc_mapper.cc',
+      'network/onc/onc_mapper.h',
+      'network/onc/onc_merger.cc',
+      'network/onc/onc_merger.h',
+      'network/onc/onc_normalizer.cc',
+      'network/onc/onc_normalizer.h',
+      'network/onc/onc_signature.cc',
+      'network/onc/onc_signature.h',
+      'network/onc/onc_translation_tables.cc',
+      'network/onc/onc_translation_tables.h',
+      'network/onc/onc_translator.h',
+      'network/onc/onc_translator_onc_to_shill.cc',
+      'network/onc/onc_translator_shill_to_onc.cc',
+      'network/onc/onc_utils.cc',
+      'network/onc/onc_utils.h',
+      'network/onc/onc_validator.cc',
+      'network/onc/onc_validator.h',
+      'network/policy_applicator.cc',
+      'network/policy_applicator.h',
+      'network/policy_util.cc',
+      'network/policy_util.h',
+      'network/portal_detector/network_portal_detector.cc',
+      'network/portal_detector/network_portal_detector.h',
+      'network/portal_detector/network_portal_detector_strategy.cc',
+      'network/portal_detector/network_portal_detector_strategy.h',
+      'network/shill_property_handler.cc',
+      'network/shill_property_handler.h',
+      'network/shill_property_util.cc',
+      'network/shill_property_util.h',
+      'process_proxy/process_output_watcher.cc',
+      'process_proxy/process_output_watcher.h',
+      'process_proxy/process_proxy.cc',
+      'process_proxy/process_proxy.h',
+      'process_proxy/process_proxy_registry.cc',
+      'process_proxy/process_proxy_registry.h',
+      'settings/cros_settings_names.cc',
+      'settings/cros_settings_names.h',
+      'settings/cros_settings_provider.cc',
+      'settings/cros_settings_provider.h',
+      'settings/timezone_settings.cc',
+      'settings/timezone_settings.h',
+      'system/name_value_pairs_parser.cc',
+      'system/name_value_pairs_parser.h',
+      'system/statistics_provider.cc',
+      'system/statistics_provider.h',
+      'tpm_password_fetcher.cc',
+      'tpm_password_fetcher.h',
+      'tpm_token_loader.cc',
+      'tpm_token_loader.h'
+    ],
+    'chromeos_test_sources': [
+      'app_mode/kiosk_oem_manifest_parser_unittest.cc',
+      'attestation/attestation_flow_unittest.cc',
+      'audio/cras_audio_handler_unittest.cc',
+      'cert_loader_unittest.cc',
+      'cryptohome/homedir_methods_unittest.cc',
+      'cryptohome/system_salt_getter_unittest.cc',
+      'dbus/blocking_method_caller_unittest.cc',
+      'dbus/cros_disks_client_unittest.cc',
+      'dbus/dbus_client_bundle_unittest.cc',
+      'dbus/fake_easy_unlock_client_unittest.cc',
+      'dbus/gsm_sms_client_unittest.cc',
+      'dbus/introspectable_client_unittest.cc',
+      'dbus/modem_messaging_client_unittest.cc',
+      'dbus/nfc_client_unittest.cc',
+      'dbus/power_policy_controller_unittest.cc',
+      'dbus/shill_client_unittest_base.cc',
+      'dbus/shill_client_unittest_base.h',
+      'dbus/shill_device_client_unittest.cc',
+      'dbus/shill_ipconfig_client_unittest.cc',
+      'dbus/shill_manager_client_unittest.cc',
+      'dbus/shill_profile_client_unittest.cc',
+      'dbus/shill_service_client_unittest.cc',
+      'disks/disk_mount_manager_unittest.cc',
+      'ime/component_extension_ime_manager_unittest.cc',
+      'ime/composition_text_unittest.cc',
+      'ime/extension_ime_util_unittest.cc',
+      'ime/ime_keyboard_x11_unittest.cc',
+      'ime/input_method_manager.h',
+      'ime/input_method_whitelist_unittest.cc',
+      'login/auth/key_unittest.cc',
+      'login/login_state_unittest.cc',
+      'network/client_cert_resolver_unittest.cc',
+      'network/geolocation_handler_unittest.cc',
+      'network/host_resolver_impl_chromeos_unittest.cc',
+      'network/managed_network_configuration_handler_unittest.cc',
+      'network/network_cert_migrator_unittest.cc',
+      'network/network_change_notifier_chromeos_unittest.cc',
+      'network/network_configuration_handler_unittest.cc',
+      'network/network_connection_handler_unittest.cc',
+      'network/network_device_handler_unittest.cc',
+      'network/network_event_log_unittest.cc',
+      'network/network_profile_handler_stub.h',
+      'network/network_sms_handler_unittest.cc',
+      'network/network_state_handler_unittest.cc',
+      'network/network_state_unittest.cc',
+      'network/network_type_pattern_unittest.cc',
+      'network/network_ui_data_unittest.cc',
+      'network/network_util_unittest.cc',
+      'network/onc/onc_certificate_importer_impl_unittest.cc',
+      'network/onc/onc_merger_unittest.cc',
+      'network/onc/onc_normalizer_unittest.cc',
+      'network/onc/onc_translator_unittest.cc',
+      'network/onc/onc_utils_unittest.cc',
+      'network/onc/onc_validator_unittest.cc',
+      'network/shill_property_handler_unittest.cc',
+      'process_proxy/process_output_watcher_unittest.cc',
+      'process_proxy/process_proxy_unittest.cc',
+      'system/name_value_pairs_parser_unittest.cc',
+    ],
   },
   'includes': [
     'chromeos_tools.gypi'
   ],
   'targets': [
     {
+      # GN version: //chromeos
       'target_name': 'chromeos',
       'type': '<(component)',
       'dependencies': [
@@ -37,382 +475,7 @@
       'defines': [
         'CHROMEOS_IMPLEMENTATION',
       ],
-      'sources': [
-        'accelerometer/accelerometer_reader.cc',
-        'accelerometer/accelerometer_reader.h',
-        'app_mode/kiosk_oem_manifest_parser.cc',
-        'app_mode/kiosk_oem_manifest_parser.h',
-        'audio/audio_device.cc',
-        'audio/audio_device.h',
-        'audio/audio_devices_pref_handler.h',
-        'audio/audio_pref_observer.h',
-        'audio/cras_audio_handler.cc',
-        'audio/cras_audio_handler.h',
-        'audio/audio_devices_pref_handler_stub.cc',
-        'audio/audio_devices_pref_handler_stub.h',
-        'audio/chromeos_sounds.h',
-        'attestation/attestation_constants.cc',
-        'attestation/attestation_constants.h',
-        'attestation/attestation_flow.cc',
-        'attestation/attestation_flow.h',
-        'cert_loader.cc',
-        'cert_loader.h',
-        'chromeos_constants.cc',
-        'chromeos_constants.h',
-        'chromeos_export.h',
-        'chromeos_paths.cc',
-        'chromeos_paths.h',
-        'chromeos_switches.cc',
-        'chromeos_switches.h',
-        'cryptohome/async_method_caller.cc',
-        'cryptohome/async_method_caller.h',
-        'cryptohome/cryptohome_parameters.cc',
-        'cryptohome/cryptohome_parameters.h',
-        'cryptohome/cryptohome_util.cc',
-        'cryptohome/cryptohome_util.h',
-        'cryptohome/homedir_methods.cc',
-        'cryptohome/homedir_methods.h',
-        'cryptohome/system_salt_getter.cc',
-        'cryptohome/system_salt_getter.h',
-        'dbus/audio_node.cc',
-        'dbus/audio_node.h',
-        'dbus/blocking_method_caller.cc',
-        'dbus/blocking_method_caller.h',
-        'dbus/bluetooth_adapter_client.cc',
-        'dbus/bluetooth_adapter_client.h',
-        'dbus/bluetooth_agent_manager_client.cc',
-        'dbus/bluetooth_agent_manager_client.h',
-        'dbus/bluetooth_agent_service_provider.cc',
-        'dbus/bluetooth_agent_service_provider.h',
-        'dbus/bluetooth_device_client.cc',
-        'dbus/bluetooth_device_client.h',
-        'dbus/bluetooth_gatt_characteristic_client.cc',
-        'dbus/bluetooth_gatt_characteristic_client.h',
-        'dbus/bluetooth_gatt_characteristic_service_provider.cc',
-        'dbus/bluetooth_gatt_characteristic_service_provider.h',
-        'dbus/bluetooth_gatt_descriptor_client.cc',
-        'dbus/bluetooth_gatt_descriptor_client.h',
-        'dbus/bluetooth_gatt_descriptor_service_provider.cc',
-        'dbus/bluetooth_gatt_descriptor_service_provider.h',
-        'dbus/bluetooth_gatt_manager_client.cc',
-        'dbus/bluetooth_gatt_manager_client.h',
-        'dbus/bluetooth_gatt_service_client.cc',
-        'dbus/bluetooth_gatt_service_client.h',
-        'dbus/bluetooth_gatt_service_service_provider.cc',
-        'dbus/bluetooth_gatt_service_service_provider.h',
-        'dbus/bluetooth_input_client.cc',
-        'dbus/bluetooth_input_client.h',
-        'dbus/bluetooth_profile_manager_client.cc',
-        'dbus/bluetooth_profile_manager_client.h',
-        'dbus/bluetooth_profile_service_provider.cc',
-        'dbus/bluetooth_profile_service_provider.h',
-        'dbus/cras_audio_client.cc',
-        'dbus/cras_audio_client.h',
-        'dbus/cras_audio_client_stub_impl.cc',
-        'dbus/cras_audio_client_stub_impl.h',
-        'dbus/cros_disks_client.cc',
-        'dbus/cros_disks_client.h',
-        'dbus/cryptohome_client.cc',
-        'dbus/cryptohome_client.h',
-        'dbus/dbus_client_bundle.h',
-        'dbus/dbus_client_bundle.cc',
-        'dbus/dbus_client_implementation_type.h',
-        'dbus/dbus_method_call_status.cc',
-        'dbus/dbus_method_call_status.h',
-        'dbus/dbus_thread_manager.cc',
-        'dbus/dbus_thread_manager.h',
-        'dbus/debug_daemon_client.cc',
-        'dbus/debug_daemon_client.h',
-        'dbus/easy_unlock_client.cc',
-        'dbus/easy_unlock_client.h',
-        'dbus/fake_bluetooth_adapter_client.cc',
-        'dbus/fake_bluetooth_adapter_client.h',
-        'dbus/fake_bluetooth_agent_manager_client.cc',
-        'dbus/fake_bluetooth_agent_manager_client.h',
-        'dbus/fake_bluetooth_agent_service_provider.cc',
-        'dbus/fake_bluetooth_agent_service_provider.h',
-        'dbus/fake_bluetooth_device_client.cc',
-        'dbus/fake_bluetooth_device_client.h',
-        'dbus/fake_bluetooth_gatt_characteristic_client.cc',
-        'dbus/fake_bluetooth_gatt_characteristic_client.h',
-        'dbus/fake_bluetooth_gatt_characteristic_service_provider.cc',
-        'dbus/fake_bluetooth_gatt_characteristic_service_provider.h',
-        'dbus/fake_bluetooth_gatt_descriptor_client.cc',
-        'dbus/fake_bluetooth_gatt_descriptor_client.h',
-        'dbus/fake_bluetooth_gatt_descriptor_service_provider.cc',
-        'dbus/fake_bluetooth_gatt_descriptor_service_provider.h',
-        'dbus/fake_bluetooth_gatt_manager_client.cc',
-        'dbus/fake_bluetooth_gatt_manager_client.h',
-        'dbus/fake_bluetooth_gatt_service_client.cc',
-        'dbus/fake_bluetooth_gatt_service_client.h',
-        'dbus/fake_bluetooth_gatt_service_service_provider.cc',
-        'dbus/fake_bluetooth_gatt_service_service_provider.h',
-        'dbus/fake_bluetooth_input_client.cc',
-        'dbus/fake_bluetooth_input_client.h',
-        'dbus/fake_bluetooth_profile_manager_client.cc',
-        'dbus/fake_bluetooth_profile_manager_client.h',
-        'dbus/fake_bluetooth_profile_service_provider.cc',
-        'dbus/fake_bluetooth_profile_service_provider.h',
-        'dbus/fake_cryptohome_client.cc',
-        'dbus/fake_cryptohome_client.h',
-        'dbus/fake_debug_daemon_client.cc',
-        'dbus/fake_debug_daemon_client.h',
-        'dbus/fake_easy_unlock_client.cc',
-        'dbus/fake_easy_unlock_client.h',
-        'dbus/fake_gsm_sms_client.cc',
-        'dbus/fake_gsm_sms_client.h',
-        'dbus/fake_image_burner_client.cc',
-        'dbus/fake_image_burner_client.h',
-        'dbus/fake_introspectable_client.cc',
-        'dbus/fake_introspectable_client.h',
-        'dbus/fake_lorgnette_manager_client.cc',
-        'dbus/fake_lorgnette_manager_client.h',
-        'dbus/fake_modem_messaging_client.cc',
-        'dbus/fake_modem_messaging_client.h',
-        'dbus/fake_nfc_adapter_client.cc',
-        'dbus/fake_nfc_adapter_client.h',
-        'dbus/fake_nfc_device_client.cc',
-        'dbus/fake_nfc_device_client.h',
-        'dbus/fake_nfc_manager_client.cc',
-        'dbus/fake_nfc_manager_client.h',
-        'dbus/fake_nfc_record_client.cc',
-        'dbus/fake_nfc_record_client.h',
-        'dbus/fake_nfc_tag_client.cc',
-        'dbus/fake_nfc_tag_client.h',
-        'dbus/fake_permission_broker_client.cc',
-        'dbus/fake_permission_broker_client.h',
-        'dbus/fake_shill_device_client.cc',
-        'dbus/fake_shill_device_client.h',
-        'dbus/fake_shill_ipconfig_client.cc',
-        'dbus/fake_shill_ipconfig_client.h',
-        'dbus/fake_shill_manager_client.cc',
-        'dbus/fake_shill_manager_client.h',
-        'dbus/fake_shill_profile_client.cc',
-        'dbus/fake_shill_profile_client.h',
-        'dbus/fake_shill_service_client.cc',
-        'dbus/fake_shill_service_client.h',
-        'dbus/fake_sms_client.cc',
-        'dbus/fake_sms_client.h',
-        'dbus/fake_system_clock_client.cc',
-        'dbus/fake_system_clock_client.h',
-        'dbus/gsm_sms_client.cc',
-        'dbus/gsm_sms_client.h',
-        'dbus/image_burner_client.cc',
-        'dbus/image_burner_client.h',
-        'dbus/introspectable_client.cc',
-        'dbus/introspectable_client.h',
-        'dbus/lorgnette_manager_client.cc',
-        'dbus/lorgnette_manager_client.h',
-        'dbus/modem_messaging_client.cc',
-        'dbus/modem_messaging_client.h',
-        'dbus/nfc_adapter_client.cc',
-        'dbus/nfc_adapter_client.h',
-        'dbus/nfc_client_helpers.cc',
-        'dbus/nfc_client_helpers.h',
-        'dbus/nfc_device_client.cc',
-        'dbus/nfc_device_client.h',
-        'dbus/nfc_manager_client.cc',
-        'dbus/nfc_manager_client.h',
-        'dbus/nfc_property_set.cc',
-        'dbus/nfc_property_set.h',
-        'dbus/nfc_record_client.cc',
-        'dbus/nfc_record_client.h',
-        'dbus/nfc_tag_client.cc',
-        'dbus/nfc_tag_client.h',
-        'dbus/permission_broker_client.cc',
-        'dbus/permission_broker_client.h',
-        'dbus/pipe_reader.cc',
-        'dbus/pipe_reader.h',
-        'dbus/power_manager_client.cc',
-        'dbus/power_manager_client.h',
-        'dbus/power_policy_controller.cc',
-        'dbus/power_policy_controller.h',
-        'dbus/session_manager_client.cc',
-        'dbus/session_manager_client.h',
-        'dbus/shill_client_helper.cc',
-        'dbus/shill_client_helper.h',
-        'dbus/shill_device_client.cc',
-        'dbus/shill_device_client.h',
-        'dbus/shill_ipconfig_client.cc',
-        'dbus/shill_ipconfig_client.h',
-        'dbus/shill_manager_client.cc',
-        'dbus/shill_manager_client.h',
-        'dbus/shill_profile_client.cc',
-        'dbus/shill_profile_client.h',
-        'dbus/shill_service_client.cc',
-        'dbus/shill_service_client.h',
-        'dbus/sms_client.cc',
-        'dbus/sms_client.h',
-        'dbus/system_clock_client.cc',
-        'dbus/system_clock_client.h',
-        'dbus/update_engine_client.cc',
-        'dbus/update_engine_client.h',
-        'dbus/volume_state.cc',
-        'dbus/volume_state.h',
-        'disks/disk_mount_manager.cc',
-        'disks/disk_mount_manager.h',
-        'ime/component_extension_ime_manager.cc',
-        'ime/component_extension_ime_manager.h',
-        'ime/composition_text.cc',
-        'ime/composition_text.h',
-        'ime/extension_ime_util.cc',
-        'ime/extension_ime_util.h',
-        'ime/fake_ime_keyboard.cc',
-        'ime/fake_ime_keyboard.h',
-        'ime/ime_keyboard.h',
-        'ime/ime_keyboard_ozone.cc',
-        'ime/ime_keyboard_x11.cc',
-        'ime/input_method_delegate.h',
-        'ime/input_method_descriptor.cc',
-        'ime/input_method_descriptor.h',
-        'ime/input_method_manager.cc',
-        'ime/input_method_manager.h',
-        'ime/input_method_whitelist.cc',
-        'ime/input_method_whitelist.h',
-        'login/auth/auth_attempt_state.cc',
-        'login/auth/auth_attempt_state.h',
-        'login/auth/auth_attempt_state_resolver.cc',
-        'login/auth/auth_attempt_state_resolver.h',
-        'login/auth/auth_status_consumer.cc',
-        'login/auth/auth_status_consumer.h',
-        'login/auth/authenticator.cc',
-        'login/auth/authenticator.h',
-        'login/auth/cryptohome_authenticator.cc',
-        'login/auth/cryptohome_authenticator.h',
-        'login/auth/extended_authenticator.cc',
-        'login/auth/extended_authenticator.h',
-        'login/auth/key.cc',
-        'login/auth/key.h',
-        'login/auth/online_attempt.cc',
-        'login/auth/online_attempt.h',
-        'login/auth/online_attempt_host.cc',
-        'login/auth/online_attempt_host.h',
-        'login/auth/test_attempt_state.cc',
-        'login/auth/test_attempt_state.h',
-        'login/auth/user_context.cc',
-        'login/auth/user_context.h',
-        'login/login_state.cc',
-        'login/login_state.h',
-        'login/user_names.cc',
-        'login/user_names.h',
-        'login_event_recorder.cc',
-        'login_event_recorder.h',
-        'network/certificate_pattern.cc',
-        'network/certificate_pattern.h',
-        'network/client_cert_resolver.cc',
-        'network/client_cert_resolver.h',
-        'network/client_cert_util.cc',
-        'network/client_cert_util.h',
-        'network/device_state.cc',
-        'network/device_state.h',
-        'network/dhcp_proxy_script_fetcher_chromeos.cc',
-        'network/dhcp_proxy_script_fetcher_chromeos.h',
-        'network/geolocation_handler.cc',
-        'network/geolocation_handler.h',
-        'network/host_resolver_impl_chromeos.cc',
-        'network/host_resolver_impl_chromeos.h',
-        'network/managed_network_configuration_handler.cc',
-        'network/managed_network_configuration_handler.h',
-        'network/managed_network_configuration_handler_impl.cc',
-        'network/managed_network_configuration_handler_impl.h',
-        'network/managed_state.cc',
-        'network/managed_state.h',
-        'network/network_activation_handler.cc',
-        'network/network_activation_handler.h',
-        'network/network_cert_migrator.cc',
-        'network/network_cert_migrator.h',
-        'network/network_change_notifier_chromeos.cc',
-        'network/network_change_notifier_chromeos.h',
-        'network/network_change_notifier_factory_chromeos.cc',
-        'network/network_change_notifier_factory_chromeos.h',
-        'network/network_configuration_handler.cc',
-        'network/network_configuration_handler.h',
-        'network/network_connection_handler.cc',
-        'network/network_connection_handler.h',
-        'network/network_device_handler.cc',
-        'network/network_device_handler.h',
-        'network/network_device_handler_impl.cc',
-        'network/network_device_handler_impl.h',
-        'network/network_event_log.cc',
-        'network/network_event_log.h',
-        'network/network_handler.cc',
-        'network/network_handler.h',
-        'network/network_handler_callbacks.cc',
-        'network/network_handler_callbacks.h',
-        'network/network_ip_config.cc',
-        'network/network_ip_config.h',
-        'network/network_profile.cc',
-        'network/network_profile.h',
-        'network/network_profile_handler.cc',
-        'network/network_profile_handler.h',
-        'network/network_profile_observer.h',
-        'network/network_sms_handler.cc',
-        'network/network_sms_handler.h',
-        'network/network_state.cc',
-        'network/network_state.h',
-        'network/network_state_handler.cc',
-        'network/network_state_handler.h',
-        'network/network_state_handler_observer.cc',
-        'network/network_state_handler_observer.h',
-        'network/network_type_pattern.cc',
-        'network/network_type_pattern.h',
-        'network/network_ui_data.cc',
-        'network/network_ui_data.h',
-        'network/network_util.cc',
-        'network/network_util.h',
-        'network/onc/onc_certificate_importer.h',
-        'network/onc/onc_certificate_importer_impl.cc',
-        'network/onc/onc_certificate_importer_impl.h',
-        'network/onc/onc_mapper.cc',
-        'network/onc/onc_mapper.h',
-        'network/onc/onc_merger.cc',
-        'network/onc/onc_merger.h',
-        'network/onc/onc_normalizer.cc',
-        'network/onc/onc_normalizer.h',
-        'network/onc/onc_signature.cc',
-        'network/onc/onc_signature.h',
-        'network/onc/onc_translation_tables.cc',
-        'network/onc/onc_translation_tables.h',
-        'network/onc/onc_translator.h',
-        'network/onc/onc_translator_onc_to_shill.cc',
-        'network/onc/onc_translator_shill_to_onc.cc',
-        'network/onc/onc_utils.cc',
-        'network/onc/onc_utils.h',
-        'network/onc/onc_validator.cc',
-        'network/onc/onc_validator.h',
-        'network/policy_applicator.cc',
-        'network/policy_applicator.h',
-        'network/policy_util.cc',
-        'network/policy_util.h',
-        'network/portal_detector/network_portal_detector.cc',
-        'network/portal_detector/network_portal_detector.h',
-        'network/portal_detector/network_portal_detector_strategy.cc',
-        'network/portal_detector/network_portal_detector_strategy.h',
-        'network/shill_property_handler.cc',
-        'network/shill_property_handler.h',
-        'network/shill_property_util.cc',
-        'network/shill_property_util.h',
-        'process_proxy/process_output_watcher.cc',
-        'process_proxy/process_output_watcher.h',
-        'process_proxy/process_proxy.cc',
-        'process_proxy/process_proxy.h',
-        'process_proxy/process_proxy_registry.cc',
-        'process_proxy/process_proxy_registry.h',
-        'settings/cros_settings_names.cc',
-        'settings/cros_settings_names.h',
-        'settings/cros_settings_provider.cc',
-        'settings/cros_settings_provider.h',
-        'settings/timezone_settings.cc',
-        'settings/timezone_settings.h',
-        'system/name_value_pairs_parser.cc',
-        'system/name_value_pairs_parser.h',
-        'system/statistics_provider.cc',
-        'system/statistics_provider.h',
-        'tpm_password_fetcher.cc',
-        'tpm_password_fetcher.h',
-        'tpm_token_loader.cc',
-        'tpm_token_loader.h'
-      ],
+      'sources': [ '<@(chromeos_sources)' ],
       'conditions': [
         ['use_x11 == 1', {
           'dependencies': [
@@ -429,6 +492,7 @@
       ],
     },
     {
+      # GN version: //chromeos:test_support
       # This target contains mocks that can be used to write unit tests.
       'target_name': 'chromeos_test_support',
       'type': 'static_library',
@@ -440,6 +504,7 @@
         'cryptohome_proto',
         'power_manager_proto',
       ],
+      # If you edit the file list of this target, please edit BUILD.gn as well.
       'sources': [
         'attestation/mock_attestation_flow.cc',
         'attestation/mock_attestation_flow.h',
@@ -485,6 +550,7 @@
       ],
     },
     {
+      # GN version: //chromeos:test_support_without_gmock
       'target_name': 'chromeos_test_support_without_gmock',
       'type': 'static_library',
       'export_dependent_settings': [
@@ -499,6 +565,7 @@
         'cryptohome_proto',
         'power_manager_proto',
       ],
+      # If you edit the file list of this target, please edit BUILD.gn as well.
       'sources': [
         'dbus/fake_cros_disks_client.cc',
         'dbus/fake_cros_disks_client.h',
@@ -518,6 +585,7 @@
       ],
     },
     {
+      # GN version: //chromeos:chromeos_unittests
       'target_name': 'chromeos_unittests',
       'type': 'executable',
       'dependencies': [
@@ -540,74 +608,15 @@
         'cryptohome_proto',
         'power_manager_proto',
       ],
-      'sources': [
-        'app_mode/kiosk_oem_manifest_parser_unittest.cc',
-        'attestation/attestation_flow_unittest.cc',
-        'audio/cras_audio_handler_unittest.cc',
-        'cert_loader_unittest.cc',
-        'cryptohome/homedir_methods_unittest.cc',
-        'cryptohome/system_salt_getter_unittest.cc',
-        'dbus/blocking_method_caller_unittest.cc',
-        'dbus/cros_disks_client_unittest.cc',
-        'dbus/dbus_client_bundle_unittest.cc',
-        'dbus/fake_easy_unlock_client_unittest.cc',
-        'dbus/gsm_sms_client_unittest.cc',
-        'dbus/introspectable_client_unittest.cc',
-        'dbus/modem_messaging_client_unittest.cc',
-        'dbus/nfc_client_unittest.cc',
-        'dbus/power_policy_controller_unittest.cc',
-        'dbus/shill_client_unittest_base.cc',
-        'dbus/shill_client_unittest_base.h',
-        'dbus/shill_device_client_unittest.cc',
-        'dbus/shill_ipconfig_client_unittest.cc',
-        'dbus/shill_manager_client_unittest.cc',
-        'dbus/shill_profile_client_unittest.cc',
-        'dbus/shill_service_client_unittest.cc',
-        'disks/disk_mount_manager_unittest.cc',
-        'ime/component_extension_ime_manager_unittest.cc',
-        'ime/composition_text_unittest.cc',
-        'ime/extension_ime_util_unittest.cc',
-        'ime/ime_keyboard_x11_unittest.cc',
-        'ime/input_method_manager.h',
-        'ime/input_method_whitelist_unittest.cc',
-        'login/auth/key_unittest.cc',
-        'login/login_state_unittest.cc',
-        'network/client_cert_resolver_unittest.cc',
-        'network/geolocation_handler_unittest.cc',
-        'network/host_resolver_impl_chromeos_unittest.cc',
-        'network/managed_network_configuration_handler_unittest.cc',
-        'network/network_cert_migrator_unittest.cc',
-        'network/network_change_notifier_chromeos_unittest.cc',
-        'network/network_configuration_handler_unittest.cc',
-        'network/network_connection_handler_unittest.cc',
-        'network/network_device_handler_unittest.cc',
-        'network/network_event_log_unittest.cc',
-        'network/network_profile_handler_stub.h',
-        'network/network_sms_handler_unittest.cc',
-        'network/network_state_handler_unittest.cc',
-        'network/network_state_unittest.cc',
-        'network/network_type_pattern_unittest.cc',
-        'network/network_ui_data_unittest.cc',
-        'network/network_util_unittest.cc',
-        'network/onc/onc_certificate_importer_impl_unittest.cc',
-        'network/onc/onc_merger_unittest.cc',
-        'network/onc/onc_normalizer_unittest.cc',
-        'network/onc/onc_translator_unittest.cc',
-        'network/onc/onc_utils_unittest.cc',
-        'network/onc/onc_validator_unittest.cc',
-        'network/shill_property_handler_unittest.cc',
-        'process_proxy/process_output_watcher_unittest.cc',
-        'process_proxy/process_proxy_unittest.cc',
-        'system/name_value_pairs_parser_unittest.cc',
-      ],
+      'sources': [ '<@(chromeos_test_sources)' ],
       'include_dirs': [
         '..',
       ],
       'conditions': [
         [ 'use_allocator!="none"', {
-           'dependencies': [
-              '../base/allocator/allocator.gyp:allocator',
-            ],
+          'dependencies': [
+            '../base/allocator/allocator.gyp:allocator',
+          ],
           },
         ],
         ['use_x11 == 1', {
@@ -618,6 +627,7 @@
       ],
     },
     {
+      # GN version: //chromeos:power_manager_proto
       # Protobuf compiler/generator for power-manager related protocol buffers.
       'target_name': 'power_manager_proto',
       'type': 'static_library',
@@ -635,6 +645,7 @@
       'includes': ['../build/protoc.gypi'],
     },
     {
+      # GN version: //chromeos:cryptohome_proto
       # Protobuf compiler/generator for cryptohome related protocol buffers.
       'target_name': 'cryptohome_proto',
       'type': 'static_library',
@@ -649,6 +660,7 @@
       'includes': ['../build/protoc.gypi'],
     },
     {
+      # GN version: //chromeos:cryptohome_signkey_proto
       # Protobuf compiler/generator for cryptohome key signing protocol buffer.
       'target_name': 'cryptohome_signkey_proto',
       'type': 'static_library',
@@ -661,6 +673,5 @@
       },
       'includes': ['../build/protoc.gypi'],
     },
-
   ],
 }
diff --git a/chromeos/ime/BUILD.gn b/chromeos/ime/BUILD.gn
new file mode 100644
index 0000000..46918ad
--- /dev/null
+++ b/chromeos/ime/BUILD.gn
@@ -0,0 +1,15 @@
+# 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.
+
+action("gencode") {
+  script = "gen_input_methods.py"
+  sources = [ "//chromeos/ime/input_methods.txt" ]
+  outputs = [
+    "$target_gen_dir/input_methods.h"
+  ]
+  args = [
+    rebase_path("//chromeos/ime/input_methods.txt"),
+    rebase_path("$target_gen_dir/input_methods.h"),
+  ]
+}