Revert of Host fingerprint mojo service within the device service.

services/device/fingerprint/fingerprint_impl_default.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.h"
-#include "services/device/public/interfaces/fingerprint.mojom.h"
-
-namespace device {
-
-namespace {
-
-// An empty implementation of Fingerprint.
-// Used on platforms where a real implementation is not available.
-class FingerprintImplDefault : public Fingerprint {
- public:
-  explicit FingerprintImplDefault() {}
-  ~FingerprintImplDefault() {}
-};
-
-}  // namespace
-
-// static
-void Fingerprint::Create(device::mojom::FingerprintRequest request) {
-  // Do nothing.
-}
-
-}  // namespace device