Remove generated directories with 100s of files.

client/html/generated/html/dartium/SVGPathSegList.dart

Index: client/html/generated/html/dartium/SVGPathSegList.dart
diff --git a/client/html/generated/html/dartium/SVGPathSegList.dart b/client/html/generated/html/dartium/SVGPathSegList.dart
deleted file mode 100644
index 29630380dbfb3a7cb53334335b4a6319675caadf..0000000000000000000000000000000000000000
--- a/client/html/generated/html/dartium/SVGPathSegList.dart
+++ /dev/null
@@ -1,35 +0,0 @@
-
-class _SVGPathSegListImpl extends _DOMTypeBase implements SVGPathSegList {
-  _SVGPathSegListImpl._wrap(ptr) : super._wrap(ptr);
-
-  int get numberOfItems() => _wrap(_ptr.numberOfItems);
-
-  SVGPathSeg appendItem(SVGPathSeg newItem) {
-    return _wrap(_ptr.appendItem(_unwrap(newItem)));
-  }
-
-  void clear() {
-    _ptr.clear();
-    return;
-  }
-
-  SVGPathSeg getItem(int index) {
-    return _wrap(_ptr.getItem(_unwrap(index)));
-  }
-
-  SVGPathSeg initialize(SVGPathSeg newItem) {
-    return _wrap(_ptr.initialize(_unwrap(newItem)));
-  }
-
-  SVGPathSeg insertItemBefore(SVGPathSeg newItem, int index) {
-    return _wrap(_ptr.insertItemBefore(_unwrap(newItem), _unwrap(index)));
-  }
-
-  SVGPathSeg removeItem(int index) {
-    return _wrap(_ptr.removeItem(_unwrap(index)));
-  }
-
-  SVGPathSeg replaceItem(SVGPathSeg newItem, int index) {
-    return _wrap(_ptr.replaceItem(_unwrap(newItem), _unwrap(index)));
-  }
-}