Remove generated directories with 100s of files.

client/html/generated/html/dartium/Geolocation.dart

Index: client/html/generated/html/dartium/Geolocation.dart
diff --git a/client/html/generated/html/dartium/Geolocation.dart b/client/html/generated/html/dartium/Geolocation.dart
deleted file mode 100644
index 4b97dac680c16b11ab73bec0a5841712018ff3a0..0000000000000000000000000000000000000000
--- a/client/html/generated/html/dartium/Geolocation.dart
+++ /dev/null
@@ -1,27 +0,0 @@
-
-class _GeolocationImpl extends _DOMTypeBase implements Geolocation {
-  _GeolocationImpl._wrap(ptr) : super._wrap(ptr);
-
-  void clearWatch(int watchId) {
-    _ptr.clearWatch(_unwrap(watchId));
-    return;
-  }
-
-  void getCurrentPosition(PositionCallback successCallback, [PositionErrorCallback errorCallback = null]) {
-    if (errorCallback === null) {
-      _ptr.getCurrentPosition(_unwrap(successCallback));
-      return;
-    } else {
-      _ptr.getCurrentPosition(_unwrap(successCallback), _unwrap(errorCallback));
-      return;
-    }
-  }
-
-  int watchPosition(PositionCallback successCallback, [PositionErrorCallback errorCallback = null]) {
-    if (errorCallback === null) {
-      return _wrap(_ptr.watchPosition(_unwrap(successCallback)));
-    } else {
-      return _wrap(_ptr.watchPosition(_unwrap(successCallback), _unwrap(errorCallback)));
-    }
-  }
-}