Remove generated directories with 100s of files.

client/html/generated/html/dartium/SVGPaint.dart

Index: client/html/generated/html/dartium/SVGPaint.dart
diff --git a/client/html/generated/html/dartium/SVGPaint.dart b/client/html/generated/html/dartium/SVGPaint.dart
deleted file mode 100644
index 3aa82c61ef3e210d2152a5535c2380438886c8bd..0000000000000000000000000000000000000000
--- a/client/html/generated/html/dartium/SVGPaint.dart
+++ /dev/null
@@ -1,18 +0,0 @@
-
-class _SVGPaintImpl extends _SVGColorImpl implements SVGPaint {
-  _SVGPaintImpl._wrap(ptr) : super._wrap(ptr);
-
-  int get paintType() => _wrap(_ptr.paintType);
-
-  String get uri() => _wrap(_ptr.uri);
-
-  void setPaint(int paintType, String uri, String rgbColor, String iccColor) {
-    _ptr.setPaint(_unwrap(paintType), _unwrap(uri), _unwrap(rgbColor), _unwrap(iccColor));
-    return;
-  }
-
-  void setUri(String uri) {
-    _ptr.setUri(_unwrap(uri));
-    return;
-  }
-}