Remove generated directories with 100s of files.

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

Index: client/dom/generated/src/frog/SVGMatrix.dart
diff --git a/client/dom/generated/src/frog/SVGMatrix.dart b/client/dom/generated/src/frog/SVGMatrix.dart
deleted file mode 100644
index d73fe9488668bc2c79984a6eaab1e44ee2491105..0000000000000000000000000000000000000000
--- a/client/dom/generated/src/frog/SVGMatrix.dart
+++ /dev/null
@@ -1,37 +0,0 @@
-
-class _SVGMatrixJs extends _DOMTypeJs implements SVGMatrix native "*SVGMatrix" {
-
-  num a;
-
-  num b;
-
-  num c;
-
-  num d;
-
-  num e;
-
-  num f;
-
-  _SVGMatrixJs flipX() native;
-
-  _SVGMatrixJs flipY() native;
-
-  _SVGMatrixJs inverse() native;
-
-  _SVGMatrixJs multiply(_SVGMatrixJs secondMatrix) native;
-
-  _SVGMatrixJs rotate(num angle) native;
-
-  _SVGMatrixJs rotateFromVector(num x, num y) native;
-
-  _SVGMatrixJs scale(num scaleFactor) native;
-
-  _SVGMatrixJs scaleNonUniform(num scaleFactorX, num scaleFactorY) native;
-
-  _SVGMatrixJs skewX(num angle) native;
-
-  _SVGMatrixJs skewY(num angle) native;
-
-  _SVGMatrixJs translate(num x, num y) native;
-}