SemanticsHintOverrides constructor

const SemanticsHintOverrides({String onTapHint, String onLongPressHint })

Creates a semantics hint overrides.

Implementation 

const SemanticsHintOverrides({
  this.onTapHint,
  this.onLongPressHint,
}) : assert(onTapHint != ''),
     assert(onLongPressHint != '');