Mark a cookie as session cookie, if the expiry date cannot be parsed

net/base/cookie_monster.cc

 // Copyright (c) 2011 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.
 
 // Portions of this code based on Mozilla:
 //   (netwerk/cookie/src/nsCookieService.cpp)
 /* ***** BEGIN LICENSE BLOCK *****
  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  *
  * The contents of this file are subject to the Mozilla Public License Version
@@ skipping 2613 matching lines @@
   std::string mac_key = pc.HasMACKey() ? pc.MACKey() : std::string();
   std::string mac_algorithm = pc.HasMACAlgorithm() ?
       pc.MACAlgorithm() : std::string();
   Time creation_time = Time::Now();
   Time expiration_time;
   if (pc.HasExpires())
     expiration_time =  net::CookieMonster::ParseCookieTime(pc.Expires());
 
   return (Create(url, pc.Name(), pc.Value(), domain_string, path_string,
                  mac_key, mac_algorithm, creation_time, expiration_time,
-                 pc.IsSecure(), pc.IsHttpOnly(), pc.HasExpires()));
+                 pc.IsSecure(), pc.IsHttpOnly(), !expiration_time.is_null()));
 }
 
 CookieMonster::CanonicalCookie* CookieMonster::CanonicalCookie::Create(
       const GURL& url,
       const std::string& name,
       const std::string& value,
       const std::string& domain,
       const std::string& path,
       const std::string& mac_key,
       const std::string& mac_algorithm,
@@ skipping 117 matching lines @@
 std::string CookieMonster::CanonicalCookie::DebugString() const {
   return base::StringPrintf(
       "name: %s value: %s domain: %s path: %s creation: %"
       PRId64,
       name_.c_str(), value_.c_str(),
       domain_.c_str(), path_.c_str(),
       static_cast<int64>(creation_date_.ToTimeT()));
 }
 
 }  // namespace