Revert 60747 - Add a new class SpdyProxyClientSocket which implements ClientS...

net/http/http_proxy_utils.cc

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "net/http/http_proxy_utils.h"
-
-#include "base/string_util.h"
-#include "googleurl/src/gurl.h"
-#include "net/base/host_port_pair.h"
-#include "net/base/net_util.h"
-#include "net/http/http_request_info.h"
-
-namespace net {
-
-void BuildTunnelRequest(
-    const HttpRequestInfo& request_info,
-    const HttpRequestHeaders& auth_headers,
-    const HostPortPair& endpoint,
-    std::string* request_line,
-    HttpRequestHeaders* request_headers) {
-  // RFC 2616 Section 9 says the Host request-header field MUST accompany all
-  // HTTP/1.1 requests.  Add "Proxy-Connection: keep-alive" for compat with
-  // HTTP/1.0 proxies such as Squid (required for NTLM authentication).
-  *request_line = StringPrintf(
-      "CONNECT %s HTTP/1.1\r\n", endpoint.ToString().c_str());
-  request_headers->SetHeader(HttpRequestHeaders::kHost,
-                             GetHostAndOptionalPort(request_info.url));
-  request_headers->SetHeader(HttpRequestHeaders::kProxyConnection,
-                             "keep-alive");
-
-  std::string user_agent;
-  if (request_info.extra_headers.GetHeader(HttpRequestHeaders::kUserAgent,
-                                            &user_agent))
-    request_headers->SetHeader(HttpRequestHeaders::kUserAgent, user_agent);
-
-  request_headers->MergeFrom(auth_headers);
-}
-
-}  // namespace net