Remove generated directories with 100s of files.

client/html/generated/html/frog/AudioParam.dart

Index: client/html/generated/html/frog/AudioParam.dart
diff --git a/client/html/generated/html/frog/AudioParam.dart b/client/html/generated/html/frog/AudioParam.dart
deleted file mode 100644
index 660db620618af6ca413c751e9219912b8596e7fd..0000000000000000000000000000000000000000
--- a/client/html/generated/html/frog/AudioParam.dart
+++ /dev/null
@@ -1,27 +0,0 @@
-
-class _AudioParamImpl implements AudioParam native "*AudioParam" {
-
-  final num defaultValue;
-
-  final num maxValue;
-
-  final num minValue;
-
-  final String name;
-
-  final int units;
-
-  num value;
-
-  void cancelScheduledValues(num startTime) native;
-
-  void exponentialRampToValueAtTime(num value, num time) native;
-
-  void linearRampToValueAtTime(num value, num time) native;
-
-  void setTargetValueAtTime(num targetValue, num time, num timeConstant) native;
-
-  void setValueAtTime(num value, num time) native;
-
-  void setValueCurveAtTime(_Float32ArrayImpl values, num time, num duration) native;
-}