Stop refcounting URLRequestContext.

net/socket_stream/socket_stream.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.
 //
 // TODO(ukai): code is similar with http_network_transaction.cc.  We should
 //   think about ways to share code, if possible.
 
 #include "net/socket_stream/socket_stream.h"
 
 #include <set>
@@ skipping 83 matching lines @@
 }
 
 void SocketStream::SetUserData(const void* key, UserData* data) {
   user_data_[key] = linked_ptr<UserData>(data);
 }
 
 bool SocketStream::is_secure() const {
   return url_.SchemeIs("wss");
 }
 
-void SocketStream::set_context(URLRequestContext* context) {
-  scoped_refptr<URLRequestContext> prev_context = context_;
+void SocketStream::set_context(const URLRequestContext* context) {
+  const URLRequestContext* prev_context = context_;
 
   context_ = context;
 
   if (prev_context != context) {
     if (prev_context && pac_request_) {
       prev_context->proxy_service()->CancelPacRequest(pac_request_);
       pac_request_ = NULL;
     }
 
     net_log_.EndEvent(NetLog::TYPE_REQUEST_ALIVE, NULL);
@@ skipping 1100 matching lines @@
 
 SSLConfigService* SocketStream::ssl_config_service() const {
   return context_->ssl_config_service();
 }
 
 ProxyService* SocketStream::proxy_service() const {
   return context_->proxy_service();
 }
 
 }  // namespace net