Initial implementation of Cookie service.

net/cookies/cookie_options.h

Index: net/cookies/cookie_options.h
diff --git a/net/cookies/cookie_options.h b/net/cookies/cookie_options.h
index 53a4d0f0c0e2a560caf863ae40a77bea1996d24a..0e312b040146d09b73d858a0947c87a7c96f5367 100644
--- a/net/cookies/cookie_options.h
+++ b/net/cookies/cookie_options.h
@@ -59,6 +59,7 @@ class NET_EXPORT CookieOptions {
   bool has_server_time() const { return !server_time_.is_null(); }
   base::Time server_time() const { return server_time_; }
 
+  void set_update_access_time() { update_access_time_ = true; }
   void set_do_not_update_access_time() { update_access_time_ = false; }
   bool update_access_time() const { return update_access_time_; }