Remove AndroidKeyStoreFactory now as it's not used anymore

/*

 * Copyright (C) 2017 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.android.server.locksettings.recoverablekeystore;

import android.security.keystore.AndroidKeyStoreProvider;

import java.security.KeyStoreException;

import java.security.NoSuchProviderException;

public interface AndroidKeyStoreFactory {

    KeyStoreProxy getKeyStoreForUid(int uid) throws KeyStoreException, NoSuchProviderException;

    class Impl implements AndroidKeyStoreFactory {

        @Override

        public KeyStoreProxy getKeyStoreForUid(int uid)

                throws KeyStoreException, NoSuchProviderException {

            return new KeyStoreProxyImpl(AndroidKeyStoreProvider.getKeyStoreForUid(uid));

        }

    }

}