Remove generated directories with 100s of files.

client/html/generated/html/frog/SVGFEBlendElement.dart

Index: client/html/generated/html/frog/SVGFEBlendElement.dart
diff --git a/client/html/generated/html/frog/SVGFEBlendElement.dart b/client/html/generated/html/frog/SVGFEBlendElement.dart
deleted file mode 100644
index af437ddfcd58e10aea5d0ce57d59aec8c2ac8dfb..0000000000000000000000000000000000000000
--- a/client/html/generated/html/frog/SVGFEBlendElement.dart
+++ /dev/null
@@ -1,42 +0,0 @@
-
-class _SVGFEBlendElementImpl extends _SVGElementImpl implements SVGFEBlendElement native "*SVGFEBlendElement" {
-
-  static final int SVG_FEBLEND_MODE_DARKEN = 4;
-
-  static final int SVG_FEBLEND_MODE_LIGHTEN = 5;
-
-  static final int SVG_FEBLEND_MODE_MULTIPLY = 2;
-
-  static final int SVG_FEBLEND_MODE_NORMAL = 1;
-
-  static final int SVG_FEBLEND_MODE_SCREEN = 3;
-
-  static final int SVG_FEBLEND_MODE_UNKNOWN = 0;
-
-  final _SVGAnimatedStringImpl in1;
-
-  final _SVGAnimatedStringImpl in2;
-
-  final _SVGAnimatedEnumerationImpl mode;
-
-  // From SVGFilterPrimitiveStandardAttributes
-
-  final _SVGAnimatedLengthImpl height;
-
-  final _SVGAnimatedStringImpl result;
-
-  final _SVGAnimatedLengthImpl width;
-
-  final _SVGAnimatedLengthImpl x;
-
-  final _SVGAnimatedLengthImpl y;
-
-  // From SVGStylable
-
-  _SVGAnimatedStringImpl get _svgClassName() native "return this.className;";
-
-  // Use implementation from Element.
-  // final _CSSStyleDeclarationImpl style;
-
-  _CSSValueImpl getPresentationAttribute(String name) native;
-}