Initial implementation of Cookie service.

net/cookies/cookie_store.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 number 42.
 
 #ifndef NET_COOKIES_COOKIE_STORE_H_
 #define NET_COOKIES_COOKIE_STORE_H_
 
 #include <memory>
@@ skipping 22 matching lines @@
  public:
   // The publicly relevant reasons a cookie might be changed.
   enum class ChangeCause {
     // The cookie was inserted.
     INSERTED,
     // The cookie was changed directly by a consumer's action.
     EXPLICIT,
     // The following four values have the same meaning as EXPLICIT, but are
     // being used to track down where a bug is coming from.
     // TODO(nharper): Remove the following four values once the one of interest
-    // has been found.
+    // has been found.  See http://crbug.com/548423.
     EXPLICIT_DELETE_BETWEEN,
     EXPLICIT_DELETE_PREDICATE,
     EXPLICIT_DELETE_SINGLE,
     EXPLICIT_DELETE_CANONICAL,
     // The cookie was deleted, but no more details are known.
     UNKNOWN_DELETION,
     // The cookie was automatically removed due to an insert operation that
     // overwrote it.
     OVERWRITE,
     // The cookie was automatically removed as it expired.
@@ skipping 139 matching lines @@
 
   // Deletes all of the cookies that have a creation_date greater than or equal
   // to |delete_begin| and less than |delete_end|
   // Calls |callback| with the number of cookies deleted.
   virtual void DeleteAllCreatedBetweenAsync(const base::Time& delete_begin,
                                             const base::Time& delete_end,
                                             DeleteCallback callback) = 0;
 
   // Deletes all of the cookies that match the given predicate and that have a
   // creation_date greater than or equal to |delete_begin| and smaller than
-  // |delete_end|. This includes all http_only and secure cookies. Avoid
-  // deleting cookies that could leave websites with a partial set of visible
-  // cookies.
+  // |delete_end|. Null times do not cap their ranges (i.e.
+  // |delete_end.is_null()| would mean that there is no time after which
+  // cookies are not deleted).  This includes all http_only and secure
+  // cookies. Avoid deleting cookies that could leave websites with a
+  // partial set of visible cookies.
   // Calls |callback| with the number of cookies deleted.
   virtual void DeleteAllCreatedBetweenWithPredicateAsync(
       const base::Time& delete_begin,
       const base::Time& delete_end,
       const CookiePredicate& predicate,
       DeleteCallback callback) = 0;
 
   virtual void DeleteSessionCookiesAsync(DeleteCallback) = 0;
 
   // Deletes all cookies in the store.
@@ skipping 39 matching lines @@
   int GetChannelIDServiceID();
 
  protected:
   CookieStore();
   int channel_id_service_id_;
 };
 
 }  // namespace net
 
 #endif  // NET_COOKIES_COOKIE_STORE_H_