cros: Added a fake fingerprint storage class.

chromeos/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/ui.gni")
 import("//testing/test.gni")
 import("//third_party/protobuf/proto_library.gni")
 
 assert(is_chromeos, "Non-ChromeOS builds must not depend on //chromeos")
 
@@ skipping 494 matching lines @@
   ]
   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/biod/test_utils.cc",
+    "dbus/biod/test_utils.h",
     "dbus/mock_cryptohome_client.cc",
     "dbus/mock_cryptohome_client.h",
     "dbus/mock_lorgnette_manager_client.cc",
     "dbus/mock_lorgnette_manager_client.h",
     "dbus/mock_permission_broker_client.cc",
     "dbus/mock_permission_broker_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",
@@ skipping 79 matching lines @@
   ]
   sources = [
     "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/biod/biod_client_unittest.cc",
+    "dbus/biod/fake_biod_client_unittest.cc",
     "dbus/blocking_method_caller_unittest.cc",
     "dbus/cras_audio_client_unittest.cc",
     "dbus/cros_disks_client_unittest.cc",
     "dbus/dbus_thread_manager_unittest.cc",
     "dbus/fake_auth_policy_client_unittest.cc",
     "dbus/fake_cryptohome_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",
@@ skipping 111 matching lines @@
   proto_out_dir = "chromeos/cryptohome"
 }
 
 proto_library("authpolicy_proto") {
   sources = [
     "//third_party/cros_system_api/dbus/authpolicy/active_directory_account_data.proto",
   ]
 
   proto_out_dir = "chromeos/dbus/authpolicy"
 }