Delete shutdown receiver

Signed-off-by: Mario Danic <mario@lovelyhq.com>

src/main/AndroidManifest.xml

@@ -232,12 +232,6 @@
                 <action android:name="android.intent.action.BOOT_COMPLETED" />
             </intent-filter>
         </receiver>
-        <receiver android:name=".services.ShutdownReceiver">
-            <intent-filter>
-                <action android:name="android.intent.action.ACTION_SHUTDOWN" />
-                <action android:name="android.intent.action.QUICKBOOT_POWEROFF" />
-            </intent-filter>
-        </receiver>
 
 
         <service android:name=".services.observer.FileObserverService" />

src/main/java/com/owncloud/android/services/ShutdownReceiver.java

@@ -1,40 +0,0 @@
-/**
- * Nextcloud Android client application
- *
- * @author Mario Danic
- * Copyright (C) 2017 Mario Danic
- * Copyright (C) 2017 Nextcloud GmbH
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-package com.owncloud.android.services;
-
-import android.content.BroadcastReceiver;
-import android.content.Context;
-import android.content.Intent;
-
-import com.owncloud.android.MainApp;
-
-/**
- * Handles shutdown procedure - basically just waits a little bit for all jobs to finish
- */
-
-public class ShutdownReceiver extends BroadcastReceiver {
-    @Override
-    public void onReceive(final Context context, final Intent intent) {
-        if (MainApp.getSyncedFolderObserverService() != null) {
-            MainApp.getSyncedFolderObserverService().onDestroy();
-        }
-    }
-}