Remove generated directories with 100s of files.

client/html/generated/html/interface/SVGViewSpec.dart

Index: client/html/generated/html/interface/SVGViewSpec.dart
diff --git a/client/html/generated/html/interface/SVGViewSpec.dart b/client/html/generated/html/interface/SVGViewSpec.dart
deleted file mode 100644
index ce1d94e45e10365c4888015f0a410593e73e8ff1..0000000000000000000000000000000000000000
--- a/client/html/generated/html/interface/SVGViewSpec.dart
+++ /dev/null
@@ -1,20 +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 SVGViewSpec extends SVGZoomAndPan, SVGFitToViewBox {
-
-  final String preserveAspectRatioString;
-
-  final SVGTransformList transform;
-
-  final String transformString;
-
-  final String viewBoxString;
-
-  final SVGElement viewTarget;
-
-  final String viewTargetString;
-}