Remove generated directories with 100s of files.

client/dom/generated/src/frog/HTMLFrameElement.dart

Index: client/dom/generated/src/frog/HTMLFrameElement.dart
diff --git a/client/dom/generated/src/frog/HTMLFrameElement.dart b/client/dom/generated/src/frog/HTMLFrameElement.dart
deleted file mode 100644
index 9bb4e23bc4af47683cb409ad5067493e883a2f98..0000000000000000000000000000000000000000
--- a/client/dom/generated/src/frog/HTMLFrameElement.dart
+++ /dev/null
@@ -1,31 +0,0 @@
-
-class _HTMLFrameElementJs extends _HTMLElementJs implements HTMLFrameElement native "*HTMLFrameElement" {
-
-  final _DocumentJs contentDocument;
-
-  final _DOMWindowJs contentWindow;
-
-  String frameBorder;
-
-  final int height;
-
-  String location;
-
-  String longDesc;
-
-  String marginHeight;
-
-  String marginWidth;
-
-  String name;
-
-  bool noResize;
-
-  String scrolling;
-
-  String src;
-
-  final int width;
-
-  _SVGDocumentJs getSVGDocument() native;
-}