Revert of Host fingerprint mojo service within the device service.

services/device/fingerprint/fingerprint_impl_chromeos.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 "services/device/fingerprint/fingerprint_impl_chromeos.h"
-
-#include <string.h>
-
-#include "dbus/object_path.h"
-#include "mojo/public/cpp/bindings/strong_binding.h"
-#include "services/device/fingerprint/fingerprint.h"
-
-namespace device {
-
-FingerprintImplChromeOS::FingerprintImplChromeOS() : weak_ptr_factory_(this) {}
-
-FingerprintImplChromeOS::~FingerprintImplChromeOS() {}
-
-void FingerprintImplChromeOS::GetFingerprintsList(
-    const GetFingerprintsListCallback& callback) {}
-
-void FingerprintImplChromeOS::StartEnroll(const std::string& user_id,
-                                          const std::string& label) {}
-
-void FingerprintImplChromeOS::CancelCurrentEnroll() {
-  // Call Dbus to canel current enroll and reset the current_enroll_path.
-  current_enroll_path_.reset();
-}
-
-void FingerprintImplChromeOS::GetLabel(int32_t index,
-                                       const GetLabelCallback& callback) {}
-
-void FingerprintImplChromeOS::SetLabel(const std::string& label,
-                                       int32_t index) {}
-
-void FingerprintImplChromeOS::RemoveEnrollment(int32_t index) {}
-
-void FingerprintImplChromeOS::StartAuthentication() {}
-
-void FingerprintImplChromeOS::EndCurrentAuthentication() {
-  // Call Dbus to canel current authentication and reset the current_auth_path.
-  current_auth_path_.reset();
-}
-
-void FingerprintImplChromeOS::DestroyAllEnrollments() {}
-
-void FingerprintImplChromeOS::AddFingerprintObserver(
-    mojom::FingerprintObserverPtr observer) {
-  observer.set_connection_error_handler(
-      base::Bind(&FingerprintImplChromeOS::OnFingerprintObserverDisconnected,
-                 base::Unretained(this), observer.get()));
-  observers_.push_back(std::move(observer));
-}
-
-void FingerprintImplChromeOS::BiodBiometricClientRestarted() {
-  current_enroll_path_.reset();
-  current_auth_path_.reset();
-  for (auto& observer : observers_)
-    observer->OnRestarted();
-}
-
-void FingerprintImplChromeOS::BiometricsScanEventReceived(uint32_t scan_result,
-                                                          bool is_complete) {
-  if (is_complete)
-    current_enroll_path_.reset();
-
-  for (auto& observer : observers_)
-    observer->OnScanned(scan_result, is_complete);
-}
-
-void FingerprintImplChromeOS::BiometricsAttemptEventReceived(
-    uint32_t scan_result,
-    const std::vector<std::string>& recognized_user_ids) {
-  for (auto& observer : observers_)
-    observer->OnAttempt(scan_result, recognized_user_ids);
-}
-
-void FingerprintImplChromeOS::BiometricsFailureReceived() {
-  for (auto& observer : observers_)
-    observer->OnFailure();
-}
-
-void FingerprintImplChromeOS::OnFingerprintObserverDisconnected(
-    mojom::FingerprintObserver* observer) {
-  for (auto item = observers_.begin(); item != observers_.end(); ++item) {
-    if (item->get() == observer) {
-      observers_.erase(item);
-      break;
-    }
-  }
-}
-
-void FingerprintImplChromeOS::OnStartEnroll(
-    const dbus::ObjectPath& enroll_path) {
-  DCHECK(!current_enroll_path_);
-  current_enroll_path_ = base::MakeUnique<dbus::ObjectPath>(enroll_path);
-}
-
-void FingerprintImplChromeOS::OnStartAuthentication(
-    const dbus::ObjectPath& auth_path) {
-  DCHECK(!current_auth_path_);
-  current_auth_path_ = base::MakeUnique<dbus::ObjectPath>(auth_path);
-}
-
-void FingerprintImplChromeOS::OnGetFingerprintsList(
-    const GetFingerprintsListCallback& callback,
-    const std::vector<dbus::ObjectPath>& enrollment_paths) {}
-
-void FingerprintImplChromeOS::OnGetLabel(
-    int32_t index,
-    const GetLabelCallback& callback,
-    const std::vector<dbus::ObjectPath>& enrollment_paths) {
-  DCHECK(index >= 0 && index < int{enrollment_paths.size()});
-}
-
-void FingerprintImplChromeOS::OnSetLabel(
-    const std::string& new_label,
-    int index,
-    const std::vector<dbus::ObjectPath>& enrollment_paths) {
-  DCHECK(index >= 0 && index < int{enrollment_paths.size()});
-}
-
-void FingerprintImplChromeOS::OnRemoveEnrollment(
-    int index,
-    const std::vector<dbus::ObjectPath>& enrollment_paths) {
-  DCHECK(index >= 0 && index < int{enrollment_paths.size()});
-}
-
-// static
-void Fingerprint::Create(device::mojom::FingerprintRequest request) {
-  mojo::MakeStrongBinding(base::MakeUnique<FingerprintImplChromeOS>(),
-                          std::move(request));
-}
-
-}  // namespace device