Remove unused file

lib/ui/viewer/file/location_chip.dart

@@ -1,37 +0,0 @@
-import "package:flutter/material.dart";
-import "package:photos/services/location_service.dart";
-
-Widget locationChipList(int id, BuildContext context) {
-  final locationService = LocationService.instance;
-  final list = locationService.getLocationsByFileID(id);
-  return Wrap(
-    spacing: 6.0,
-    runSpacing: 6.0,
-    children: [
-      ...list.map((e) => _buildChip(e, context)).toList(),
-      _addLocation(context)
-    ],
-  );
-}
-
-Widget _buildChip(String label, BuildContext context) {
-  return Chip(
-    labelPadding: const EdgeInsets.all(2.0),
-    label: Text(
-      label,
-      style: TextStyle(
-        color: Theme.of(context).hintColor,
-      ),
-    ),
-    backgroundColor: Theme.of(context).cardColor,
-    elevation: 6.0,
-    padding: const EdgeInsets.all(8.0),
-  );
-}
-
-Widget _addLocation(BuildContext context) {
-  return IconButton(
-    onPressed: () {},
-    icon: const Icon(Icons.add),
-  );
-}