Implement a dbus client for CupsTool.

chromeos/chromeos.gyp

 # Copyright (c) 2012 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.
 
 {
   'variables': {
     'chromium_code': 1,
     # These files lists are shared with the GN build.
     'chromeos_sources': [
       'accelerometer/accelerometer_reader.cc',
@@ skipping 75 matching lines @@
       'dbus/audio_node.cc',
       'dbus/audio_node.h',
       'dbus/blocking_method_caller.cc',
       'dbus/blocking_method_caller.h',
       'dbus/cras_audio_client.cc',
       'dbus/cras_audio_client.h',
       'dbus/cros_disks_client.cc',
       'dbus/cros_disks_client.h',
       'dbus/cryptohome_client.cc',
       'dbus/cryptohome_client.h',
+      'dbus/cups_client.cc',
+      'dbus/cups_client.h',
       'dbus/dbus_client_bundle.cc',
       'dbus/dbus_client_bundle.h',
       '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_arc_obb_mounter_client.cc',
       'dbus/fake_arc_obb_mounter_client.h',
       'dbus/fake_cras_audio_client.cc',
       'dbus/fake_cras_audio_client.h',
       'dbus/fake_cros_disks_client.cc',
       'dbus/fake_cros_disks_client.h',
       'dbus/fake_cryptohome_client.cc',
       'dbus/fake_cryptohome_client.h',
+      'dbus/fake_cups_client.cc',
+      'dbus/fake_cups_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_lorgnette_manager_client.cc',
       'dbus/fake_lorgnette_manager_client.h',
@@ skipping 277 matching lines @@
       'app_mode/kiosk_oem_manifest_parser_unittest.cc',
       'attestation/attestation_flow_unittest.cc',
       'audio/audio_devices_pref_handler_impl_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/cras_audio_client_unittest.cc',
       'dbus/cros_disks_client_unittest.cc',
+      'dbus/cups_client_unittest.cc',
       'dbus/dbus_client_bundle_unittest.cc',
+      'dbus/fake_cups_client_unittest.cc',
       'dbus/fake_easy_unlock_client_unittest.cc',
       'dbus/fake_power_manager_client_unittest.cc',
       'dbus/gsm_sms_client_unittest.cc',
       'dbus/modem_messaging_client_unittest.cc',
       'dbus/power_policy_controller_unittest.cc',
       'dbus/services/cros_dbus_service_unittest.cc',
       'dbus/services/proxy_resolution_service_provider_unittest.cc',
       'dbus/shill_client_unittest_base.cc',
       'dbus/shill_client_unittest_base.h',
       'dbus/shill_device_client_unittest.cc',
@@ skipping 284 matching lines @@
             '../build/isolate.gypi',
           ],
           'sources': [
             'chromeos_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }