Fix push things

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

src/gplay/java/com/owncloud/android/utils/PushUtils.java

@@ -156,7 +156,7 @@ public class PushUtils {
                 if (!TextUtils.isEmpty(arbitraryValue = arbitraryDataProvider.getValue(account, KEY_PUSH))) {
                     Gson gson = new Gson();
                     PushConfigurationState pushArbitraryData = gson.fromJson(arbitraryValue,
-                            PushArbitraryData.class);
+                            PushConfigurationState.class);
                     RemoteOperation unregisterAccountDeviceForProxyOperation =
                             new UnregisterAccountDeviceForProxyOperation(context.getResources().
                                     getString(R.string.push_server_url),

src/modified/java/com/owncloud/android/services/firebase/NCFirebaseInstanceIDService.java

@@ -36,8 +36,6 @@ public class NCFirebaseInstanceIDService extends FirebaseInstanceIdService {
         //You can implement this method to store the token on your server
         if (!TextUtils.isEmpty(getResources().getString(R.string.push_server_url))) {
             PreferenceManager.setPushToken(MainApp.getAppContext(), FirebaseInstanceId.getInstance().getToken());
-            PreferenceManager.setPushTokenUpdateTime(MainApp.getAppContext(), System.currentTimeMillis());
-
             PushUtils.pushRegistrationToServer();
         }
     }