SpeechRecognitionEvent 构造函数
实现
factory SpeechRecognitionEvent(String type, [Map? initDict]) {
if (initDict != null) {
var initDict_1 = convertDartToNative_Dictionary(initDict);
return SpeechRecognitionEvent._create_1(type, initDict_1);
}
return SpeechRecognitionEvent._create_2(type);
}