[DeviceService] Move //device/nfc to be part of the internal impl of Device Service

device/nfc/android/java/src/org/chromium/device/nfc/NfcProviderImpl.java

-// 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.
-
-package org.chromium.device.nfc;
-
-import android.content.Context;
-
-import org.chromium.device.nfc.mojom.Nfc;
-import org.chromium.device.nfc.mojom.NfcProvider;
-import org.chromium.mojo.bindings.InterfaceRequest;
-import org.chromium.mojo.system.MojoException;
-import org.chromium.services.service_manager.InterfaceFactory;
-
-/**
- * Android implementation of the NfcProvider Mojo interface.
- */
-public class NfcProviderImpl implements NfcProvider {
-    private static final String TAG = "NfcProviderImpl";
-    private Context mContext;
-    private NfcDelegate mDelegate;
-
-    public NfcProviderImpl(Context context, NfcDelegate delegate) {
-        mContext = context;
-        mDelegate = delegate;
-    }
-
-    @Override
-    public void close() {}
-
-    @Override
-    public void onConnectionError(MojoException e) {}
-
-    @Override
-    public void getNfcForHost(int hostId, InterfaceRequest<Nfc> request) {
-        Nfc.MANAGER.bind(new NfcImpl(mContext, hostId, mDelegate), request);
-    }
-
-    /**
-     * A factory for implementations of the NfcProvider interface.
-     */
-    public static class Factory implements InterfaceFactory<NfcProvider> {
-        private Context mContext;
-        private NfcDelegate mDelegate;
-
-        public Factory(Context context, NfcDelegate delegate) {
-            mContext = context;
-            mDelegate = delegate;
-        }
-
-        @Override
-        public NfcProvider createImpl() {
-            return new NfcProviderImpl(mContext, mDelegate);
-        }
-    }
-}