Remove generated directories with 100s of files.

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

Index: client/dom/generated/src/frog/DOMApplicationCache.dart
diff --git a/client/dom/generated/src/frog/DOMApplicationCache.dart b/client/dom/generated/src/frog/DOMApplicationCache.dart
deleted file mode 100644
index acd29a6426659f2ceab11cf2c9c4a2841bd8222a..0000000000000000000000000000000000000000
--- a/client/dom/generated/src/frog/DOMApplicationCache.dart
+++ /dev/null
@@ -1,29 +0,0 @@
-
-class _DOMApplicationCacheJs extends _EventTargetJs implements DOMApplicationCache native "*DOMApplicationCache" {
-
-  static final int CHECKING = 2;
-
-  static final int DOWNLOADING = 3;
-
-  static final int IDLE = 1;
-
-  static final int OBSOLETE = 5;
-
-  static final int UNCACHED = 0;
-
-  static final int UPDATEREADY = 4;
-
-  final int status;
-
-  void abort() native;
-
-  void addEventListener(String type, EventListener listener, [bool useCapture = null]) native;
-
-  bool dispatchEvent(_EventJs evt) native;
-
-  void removeEventListener(String type, EventListener listener, [bool useCapture = null]) native;
-
-  void swapCache() native;
-
-  void update() native;
-}