Revert a work-around that is now causing bot failures

pkg/analyzer/test/file_system/physical_resource_provider_test.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library test.physical_file_system;
 
 import 'dart:async';
 import 'dart:core' hide Resource;
 import 'dart:io' as io;
 
@@ skipping 279 matching lines @@
 
   test_watchFile_delete() {
     var path = join(tempPath, 'foo');
     var file = new io.File(path);
     file.writeAsStringSync('contents 1');
     return _watchingFile(path, (changesReceived) {
       expect(changesReceived, hasLength(0));
       file.deleteSync();
       return _delayed(() {
         expect(changesReceived, hasLength(1));
-        if (io.Platform.isWindows) {
-          // TODO(danrubel) https://github.com/dart-lang/sdk/issues/23762
-          // This test fails on Windows but a similar test in the underlying
-          // watcher package passes on Windows.
-          expect(changesReceived[0].type, equals(ChangeType.MODIFY));
-        } else {
-          expect(changesReceived[0].type, equals(ChangeType.REMOVE));
-        }
+        expect(changesReceived[0].type, equals(ChangeType.REMOVE));
         expect(changesReceived[0].path, equals(path));
       });
     });
   }
 
   test_watchFile_modify() {
     var path = join(tempPath, 'foo');
     var file = new io.File(path);
     file.writeAsStringSync('contents 1');
     return _watchingFile(path, (changesReceived) {
@@ skipping 123 matching lines @@
 
   setUp() {
     tempDirectory = io.Directory.systemTemp.createTempSync('test_resource');
     tempPath = tempDirectory.absolute.path;
   }
 
   tearDown() {
     tempDirectory.deleteSync(recursive: true);
   }
 }