cros: Fake implementation of DBUS biometrics client.

chromeos/dbus/fake_biod_auth_session_client.cc

+// Copyright 2017 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.
+
+#include "chromeos/dbus/fake_biod_auth_session_client.h"
+
+namespace chromeos {
+
+FakeBiodAuthSessionClient::FakeBiodAuthSessionClient()
+    : weak_ptr_factory_(this) {}
+
+FakeBiodAuthSessionClient::~FakeBiodAuthSessionClient() {}
+
+void FakeBiodAuthSessionClient::Init(dbus::Bus* bus) {}
+
+void FakeBiodAuthSessionClient::End(const dbus::ObjectPath& auth_session_path) {
+}
+
+}  // namespace chromeos