Icon constructor
Implementation
factory Icon({
required String src,
String? mimeType,
List<String>? sizes,
IconTheme? theme,
}) {
return Icon.fromMap({
Keys.src: src,
if (mimeType != null) Keys.mimeType: mimeType,
if (sizes != null) Keys.sizes: sizes,
if (theme != null) Keys.theme: theme.name,
});
}