2677_HttpRequestHeaders = newWebHeaders; 5154_HttpRequestHeaders = new WebHeaderCollection(WebHeaderCollectionType.HttpWebRequest); 5273_HttpRequestHeaders = (WebHeaderCollection)serializationInfo.GetValue("_HttpRequestHeaders", typeof(WebHeaderCollection));

1156_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.TransferEncoding); 1199_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.TransferEncoding); 2655return _HttpRequestHeaders; 2764return _HttpRequestHeaders[HttpKnownHeaderNames.ContentType]; 2790return _HttpRequestHeaders[HttpKnownHeaderNames.TransferEncoding]; 2804_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.TransferEncoding); 2826_HttpRequestHeaders.CheckUpdate(HttpKnownHeaderNames.TransferEncoding, value); 2841return _HttpRequestHeaders[HttpKnownHeaderNames.Connection]; 2854_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.Connection); 2872_HttpRequestHeaders.CheckUpdate(HttpKnownHeaderNames.Connection, value); 2887return _HttpRequestHeaders[HttpKnownHeaderNames.Accept]; 2901return _HttpRequestHeaders[HttpKnownHeaderNames.Referer]; 2915return _HttpRequestHeaders[HttpKnownHeaderNames.UserAgent]; 2942return _HttpRequestHeaders[HttpKnownHeaderNames.Expect]; 2956_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.Expect); 2972_HttpRequestHeaders.CheckUpdate(HttpKnownHeaderNames.Expect, value); 2984string headerValue = _HttpRequestHeaders[headerName]; 3108_HttpRequestHeaders.RemoveInternal(HeaderName); 3110_HttpRequestHeaders.AddInternal(HeaderName, value); 4969_HttpRequestHeaders.ChangeInternal( HttpKnownHeaderNames.Host, host); 4998_HttpRequestHeaders.AddInternal(HttpKnownHeaderNames.TransferEncoding, ChunkedHeader); 5003_HttpRequestHeaders.ChangeInternal(HttpKnownHeaderNames.ContentLength, _ContentLength.ToString(NumberFormatInfo.InvariantInfo)); 5007_HttpRequestHeaders.AddInternal(HttpKnownHeaderNames.Expect, ContinueHeader); 5013string acceptEncodingValues = _HttpRequestHeaders.Get(HttpKnownHeaderNames.AcceptEncoding) ?? String.Empty; 5019_HttpRequestHeaders.AddInternal(HttpKnownHeaderNames.AcceptEncoding, GZipHeader + ", " + DeflateHeader); 5022_HttpRequestHeaders.AddInternal(HttpKnownHeaderNames.AcceptEncoding, GZipHeader); 5027_HttpRequestHeaders.AddInternal(HttpKnownHeaderNames.AcceptEncoding, DeflateHeader); 5041_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.Connection); 5044_HttpRequestHeaders.AddInternal(HttpKnownHeaderNames.ProxyConnection, _HttpRequestHeaders[HttpKnownHeaderNames.Connection]); 5048_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.ProxyConnection); 5055string connectionValues = _HttpRequestHeaders.Get(HttpKnownHeaderNames.Connection) ?? String.Empty; 5058_HttpRequestHeaders.AddInternal(HttpKnownHeaderNames.Connection, HttpKnownHeaderNames.Upgrade); 5065_HttpRequestHeaders.AddInternal(( (UsesProxySemantics || IsTunnelRequest)? HttpKnownHeaderNames.ProxyConnection : HttpKnownHeaderNames.Connection), "Keep-Alive"); 5069_HttpRequestHeaders.AddInternal(connectionString, "Close"); 5079string requestHeadersString = _HttpRequestHeaders.ToString(); 5351serializationInfo.AddValue("_HttpRequestHeaders", _HttpRequestHeaders, typeof(WebHeaderCollection)); 5879_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.Referer); 5979_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.Host); 5980_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.Connection); 5981_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.ProxyConnection); 5982_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.ContentLength); 5983_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.TransferEncoding); 5984_HttpRequestHeaders.RemoveInternal(HttpKnownHeaderNames.Expect); 6278string curRange = _HttpRequestHeaders[HttpKnownHeaderNames.Range]; 6293_HttpRequestHeaders.SetAddVerified(HttpKnownHeaderNames.Range, curRange);