Object getContext(String contextId, [Map attributes])

Source

Object getContext(String contextId, [Map attributes]) {
  if (attributes != null) {
    return wrap_jso(_blink.BlinkHTMLCanvasElement.instance.getContext_Callback_2_(unwrap_jso(this), contextId, convertDartToNative_Dictionary(attributes)));
  }
  return wrap_jso(_blink.BlinkHTMLCanvasElement.instance.getContext_Callback_1_(unwrap_jso(this), contextId));
}