Remove the force_session cookie option, as it's not used anymore

net/url_request/url_request_test_util.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/url_request/url_request_test_util.h"
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/threading/thread.h"
@@ skipping 457 matching lines @@
   return allow;
 }
 
 bool TestNetworkDelegate::OnCanSetCookie(const net::URLRequest& request,
                                          const std::string& cookie_line,
                                          net::CookieOptions* options) {
   bool allow = true;
   if (cookie_options_bit_mask_ & NO_SET_COOKIE)
     allow = false;
 
-  if (cookie_options_bit_mask_ & FORCE_SESSION)
-    options->set_force_session();
-
   if (!allow) {
     blocked_set_cookie_count_++;
   } else {
     set_cookie_count_++;
   }
 
   return allow;
 }
 
 bool TestNetworkDelegate::OnCanAccessFile(const net::URLRequest& request,
@@ skipping 24 matching lines @@
 
 ScopedCustomUrlRequestTestHttpHost::~ScopedCustomUrlRequestTestHttpHost() {
   DCHECK_EQ(value_, new_value_);
   value_ = old_value_;
 }
 
 // static
 const std::string& ScopedCustomUrlRequestTestHttpHost::value() {
   return value_;
 }