setRuleSelector method
      
Future<SelectorList> 
setRuleSelector(
    
- StyleSheetId styleSheetId,
- SourceRange range,
- String selector
Modifies the rule selector. Returns: The resulting selector list after modification.
Implementation
Future<SelectorList> setRuleSelector(
  StyleSheetId styleSheetId,
  SourceRange range,
  String selector,
) async {
  var result = await _client.send('CSS.setRuleSelector', {
    'styleSheetId': styleSheetId,
    'range': range,
    'selector': selector,
  });
  return SelectorList.fromJson(
    result['selectorList'] as Map<String, dynamic>,
  );
}