Make CanonicalCookie::Source() private.

net/cookies/canonical_cookie.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.
 
 // 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 201 matching lines @@
 
   std::string cookie_domain;
   if (!GetCookieDomain(url, parsed_cookie, &cookie_domain)) {
     VLOG(kVlogSetCookies) << "Create() failed to get a cookie domain";
     return nullptr;
   }
 
   // Per 3.2.1 of "Deprecate modification of 'secure' cookies from non-secure
   // origins", if the cookie's "secure-only-flag" is "true" and the requesting
   // URL does not have a secure scheme, the cookie should be thrown away.
-  // https://tools.ietf.org/html/draft-west-leave-secure-cookies-alone
+  // https://tools.ietf.org/html/draft-ietf-httpbis-cookie-alone
   if (options.enforce_strict_secure() && parsed_cookie.IsSecure() &&
       !url.SchemeIsCryptographic()) {
     VLOG(kVlogSetCookies)
         << "Create() is trying to create a secure cookie from an insecure URL";
     return nullptr;
   }
 
   std::string cookie_path = CanonicalCookie::CanonPath(url, parsed_cookie);
   Time server_time(creation_time);
   if (options.has_server_time())
@@ skipping 279 matching lines @@
   if (prefix == CanonicalCookie::COOKIE_PREFIX_SECURE)
     return parsed_cookie.IsSecure() && url.SchemeIsCryptographic();
   if (prefix == CanonicalCookie::COOKIE_PREFIX_HOST) {
     return parsed_cookie.IsSecure() && url.SchemeIsCryptographic() &&
            !parsed_cookie.HasDomain() && parsed_cookie.Path() == "/";
   }
   return true;
 }
 
 }  // namespace net