Move data reduction proxy to Chrome-Proxy header for authentication

net/http/http_network_transaction.cc

 // Copyright (c) 2012 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_network_transaction.h"
 
 #include <set>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 447 matching lines @@
 void HttpNetworkTransaction::SetWebSocketHandshakeStreamCreateHelper(
     WebSocketHandshakeStreamBase::CreateHelper* create_helper) {
   websocket_handshake_stream_base_create_helper_ = create_helper;
 }
 
 void HttpNetworkTransaction::SetBeforeNetworkStartCallback(
     const BeforeNetworkStartCallback& callback) {
   before_network_start_callback_ = callback;
 }
 
+void HttpNetworkTransaction::SetBeforeProxyHeadersSentCallback(
+    const BeforeProxyHeadersSentCallback& callback) {
+  before_proxy_headers_sent_callback_ = callback;
+}
+
 int HttpNetworkTransaction::ResumeNetworkStart() {
   DCHECK_EQ(next_state_, STATE_CREATE_STREAM);
   return DoLoop(OK);
 }
 
 void HttpNetworkTransaction::OnStreamReady(const SSLConfig& used_ssl_config,
                                            const ProxyInfo& used_proxy_info,
                                            HttpStreamBase* stream) {
   DCHECK_EQ(STATE_CREATE_STREAM_COMPLETE, next_state_);
   DCHECK(stream_request_.get());
@@ skipping 394 matching lines @@
     request_headers_.SetHeader(HttpRequestHeaders::kCacheControl, "max-age=0");
   }
 
   if (ShouldApplyProxyAuth() && HaveAuth(HttpAuth::AUTH_PROXY))
     auth_controllers_[HttpAuth::AUTH_PROXY]->AddAuthorizationHeader(
         &request_headers_);
   if (ShouldApplyServerAuth() && HaveAuth(HttpAuth::AUTH_SERVER))
     auth_controllers_[HttpAuth::AUTH_SERVER]->AddAuthorizationHeader(
         &request_headers_);
 
+  if (using_proxy && !before_proxy_headers_sent_callback_.is_null())
+    before_proxy_headers_sent_callback_.Run(proxy_info_);
+
   request_headers_.MergeFrom(request_->extra_headers);
   response_.did_use_http_auth =
       request_headers_.HasHeader(HttpRequestHeaders::kAuthorization) ||
       request_headers_.HasHeader(HttpRequestHeaders::kProxyAuthorization);
 }
 
 int HttpNetworkTransaction::DoInitRequestBody() {
   next_state_ = STATE_INIT_REQUEST_BODY_COMPLETE;
   int rv = OK;
   if (request_->upload_data_stream)
@@ skipping 659 matching lines @@
       description = base::StringPrintf("Unknown state 0x%08X (%u)", state,
                                        state);
       break;
   }
   return description;
 }
 
 #undef STATE_CASE
 
 }  // namespace net