Remove generated directories with 100s of files.

client/html/generated/html/interface/EntrySync.dart

Index: client/html/generated/html/interface/EntrySync.dart
diff --git a/client/html/generated/html/interface/EntrySync.dart b/client/html/generated/html/interface/EntrySync.dart
deleted file mode 100644
index ce7107aec81ab5f3806804ce6d1ec004da113a50..0000000000000000000000000000000000000000
--- a/client/html/generated/html/interface/EntrySync.dart
+++ /dev/null
@@ -1,30 +0,0 @@
-// Copyright (c) 2012, 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.
-
-// WARNING: Do not edit - generated code.
-
-interface EntrySync {
-
-  final DOMFileSystemSync filesystem;
-
-  final String fullPath;
-
-  final bool isDirectory;
-
-  final bool isFile;
-
-  final String name;
-
-  EntrySync copyTo(DirectoryEntrySync parent, String name);
-
-  Metadata getMetadata();
-
-  DirectoryEntrySync getParent();
-
-  EntrySync moveTo(DirectoryEntrySync parent, String name);
-
-  void remove();
-
-  String toURL();
-}