responseHeaders property
      
      List<HttpHeadersItems> ?
      get
      responseHeaders
      
    
    
Only used as a response to the onHeadersReceived event. If set, the server
is assumed to have responded with these response headers instead. Only
return responseHeaders if you really want to modify the headers in order
to limit the number of conflicts (only one extension may modify
responseHeaders for each request).
Implementation
List<HttpHeadersItems>? get responseHeaders =>
    _wrapped.responseHeaders?.toDart
        .cast<$js.HttpHeadersItems>()
        .map((e) => HttpHeadersItems.fromJS(e))
        .toList();
      
      set
      responseHeaders
      (List<HttpHeadersItems> ? v) 
      
    
    
    
Implementation
set responseHeaders(List<HttpHeadersItems>? v) {
  _wrapped.responseHeaders = v?.toJSArray((e) => e.toJS);
}