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));
}