Source
ShadowRoot createShadowRoot([Map shadowRootInitDict]) {
if (shadowRootInitDict == null) {
return _blink.BlinkElement.instance.createShadowRoot_Callback_0_(this);
}
if ((shadowRootInitDict is Map)) {
return _blink.BlinkElement.instance.createShadowRoot_Callback_1_(this, convertDartToNative_Dictionary(shadowRootInitDict));
}
throw new ArgumentError("Incorrect number or type of arguments");
}