samples/pop_pop_win: now based on StageXL

samples/pop_pop_win/test/game_test.dart

Index: samples/pop_pop_win/test/game_test.dart
diff --git a/samples/pop_pop_win/test/game_test.dart b/samples/pop_pop_win/test/game_test.dart
index 653e079ba9f03321a07845ad985e9a2ccce8ade7..9d7b116c322c8c56bed26d58b57ea90a97a8e3d0 100644
--- a/samples/pop_pop_win/test/game_test.dart
+++ b/samples/pop_pop_win/test/game_test.dart
@@ -1,7 +1,7 @@
 library pop_pop_win.game_test;
 
 import 'dart:math';
-import 'package:bot/bot.dart';
+
 import 'package:pop_pop_win/src/game.dart';
 import 'package:unittest/unittest.dart';
 
@@ -115,7 +115,7 @@ void _testNoopChord() {
   expect(g.state, equals(GameState.reset));
 
   var revealed = g.reveal(2, 3);
-  expect(revealed, unorderedEquals([const Coordinate(2, 3)]));
+  expect(revealed, unorderedEquals([const Point(2, 3)]));
 
   g.setFlag(2, 2, true);