Remove generated directories with 100s of files.

client/html/generated/html/dartium/AreaElement.dart

Index: client/html/generated/html/dartium/AreaElement.dart
diff --git a/client/html/generated/html/dartium/AreaElement.dart b/client/html/generated/html/dartium/AreaElement.dart
deleted file mode 100644
index 2c1ac64975d749b4200de93810859af6fa863ceb..0000000000000000000000000000000000000000
--- a/client/html/generated/html/dartium/AreaElement.dart
+++ /dev/null
@@ -1,46 +0,0 @@
-
-class _AreaElementImpl extends _ElementImpl implements AreaElement {
-  _AreaElementImpl._wrap(ptr) : super._wrap(ptr);
-
-  String get alt() => _wrap(_ptr.alt);
-
-  void set alt(String value) { _ptr.alt = _unwrap(value); }
-
-  String get coords() => _wrap(_ptr.coords);
-
-  void set coords(String value) { _ptr.coords = _unwrap(value); }
-
-  String get hash() => _wrap(_ptr.hash);
-
-  String get host() => _wrap(_ptr.host);
-
-  String get hostname() => _wrap(_ptr.hostname);
-
-  String get href() => _wrap(_ptr.href);
-
-  void set href(String value) { _ptr.href = _unwrap(value); }
-
-  bool get noHref() => _wrap(_ptr.noHref);
-
-  void set noHref(bool value) { _ptr.noHref = _unwrap(value); }
-
-  String get pathname() => _wrap(_ptr.pathname);
-
-  String get ping() => _wrap(_ptr.ping);
-
-  void set ping(String value) { _ptr.ping = _unwrap(value); }
-
-  String get port() => _wrap(_ptr.port);
-
-  String get protocol() => _wrap(_ptr.protocol);
-
-  String get search() => _wrap(_ptr.search);
-
-  String get shape() => _wrap(_ptr.shape);
-
-  void set shape(String value) { _ptr.shape = _unwrap(value); }
-
-  String get target() => _wrap(_ptr.target);
-
-  void set target(String value) { _ptr.target = _unwrap(value); }
-}