Implement the "first-party-only" cookie flag.

net/cookies/cookie_monster.h

 // 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.
 
 // Brought to you by the letter D and the number 2.
 
 #ifndef NET_COOKIES_COOKIE_MONSTER_H_
 #define NET_COOKIES_COOKIE_MONSTER_H_
 
 #include <deque>
@@ skipping 150 matching lines @@
   // cookie value attribute) and will return false without setting the cookie
   // if such characters are found.
   void SetCookieWithDetailsAsync(const GURL& url,
                                  const std::string& name,
                                  const std::string& value,
                                  const std::string& domain,
                                  const std::string& path,
                                  const base::Time& expiration_time,
                                  bool secure,
                                  bool http_only,
+                                 bool first_party,
                                  CookiePriority priority,
                                  const SetCookiesCallback& callback);
 
   // Returns all the cookies, for use in management UI, etc. This does not mark
   // the cookies as having been accessed.
   // The returned cookies are ordered by longest path, then by earliest
   // creation date.
   void GetAllCookiesAsync(const GetCookieListCallback& callback);
 
   // Returns all the cookies, for use in management UI, etc. Filters results
@@ skipping 233 matching lines @@
   // delegate either immediately (if the store is loaded) or through a deferred
   // task (if the store is not yet loaded).
   bool SetCookieWithDetails(const GURL& url,
                             const std::string& name,
                             const std::string& value,
                             const std::string& domain,
                             const std::string& path,
                             const base::Time& expiration_time,
                             bool secure,
                             bool http_only,
+                            bool first_party,
                             CookiePriority priority);
 
   CookieList GetAllCookies();
 
   CookieList GetAllCookiesForURLWithOptions(const GURL& url,
                                             const CookieOptions& options);
 
   CookieList GetAllCookiesForURL(const GURL& url);
 
   int DeleteAll(bool sync_to_store);
@@ skipping 352 matching lines @@
   virtual ~PersistentCookieStore() {}
 
  private:
   friend class base::RefCountedThreadSafe<PersistentCookieStore>;
   DISALLOW_COPY_AND_ASSIGN(PersistentCookieStore);
 };
 
 }  // namespace net
 
 #endif  // NET_COOKIES_COOKIE_MONSTER_H_