Remove generated directories with 100s of files.

client/html/generated/html/dartium/DatabaseSync.dart

Index: client/html/generated/html/dartium/DatabaseSync.dart
diff --git a/client/html/generated/html/dartium/DatabaseSync.dart b/client/html/generated/html/dartium/DatabaseSync.dart
deleted file mode 100644
index e2a6e11e18c3a6744795b63752b887385ac41453..0000000000000000000000000000000000000000
--- a/client/html/generated/html/dartium/DatabaseSync.dart
+++ /dev/null
@@ -1,28 +0,0 @@
-
-class _DatabaseSyncImpl extends _DOMTypeBase implements DatabaseSync {
-  _DatabaseSyncImpl._wrap(ptr) : super._wrap(ptr);
-
-  String get lastErrorMessage() => _wrap(_ptr.lastErrorMessage);
-
-  String get version() => _wrap(_ptr.version);
-
-  void changeVersion(String oldVersion, String newVersion, [SQLTransactionSyncCallback callback = null]) {
-    if (callback === null) {
-      _ptr.changeVersion(_unwrap(oldVersion), _unwrap(newVersion));
-      return;
-    } else {
-      _ptr.changeVersion(_unwrap(oldVersion), _unwrap(newVersion), _unwrap(callback));
-      return;
-    }
-  }
-
-  void readTransaction(SQLTransactionSyncCallback callback) {
-    _ptr.readTransaction(_unwrap(callback));
-    return;
-  }
-
-  void transaction(SQLTransactionSyncCallback callback) {
-    _ptr.transaction(_unwrap(callback));
-    return;
-  }
-}