Change CookieStore::DeleteCallback to take uint32_t.

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 <stddef.h>
@@ skipping 426 matching lines @@
   // to affect http_only cookies.
   bool SetCanonicalCookie(std::unique_ptr<CanonicalCookie> cookie,
                           bool secure_source,
                           bool can_modify_httponly);
 
   CookieList GetAllCookies();
 
   CookieList GetCookieListWithOptions(const GURL& url,
                                       const CookieOptions& options);
 
-  int DeleteAllCreatedBetween(const base::Time& delete_begin,
-                              const base::Time& delete_end);
+  uint32_t DeleteAllCreatedBetween(const base::Time& delete_begin,
+                                   const base::Time& delete_end);
 
   // Predicate will be called with the calling thread.
-  int DeleteAllCreatedBetweenWithPredicate(
+  uint32_t DeleteAllCreatedBetweenWithPredicate(
       const base::Time& delete_begin,
       const base::Time& delete_end,
       const base::Callback<bool(const CanonicalCookie&)>& predicate);
 
   bool SetCookieWithOptions(const GURL& url,
                             const std::string& cookie_line,
                             const CookieOptions& options);
 
   std::string GetCookiesWithOptions(const GURL& url,
                                     const CookieOptions& options);
 
   void DeleteCookie(const GURL& url, const std::string& cookie_name);
 
-  int DeleteCanonicalCookie(const CanonicalCookie& cookie);
+  uint32_t DeleteCanonicalCookie(const CanonicalCookie& cookie);
 
   bool SetCookieWithCreationTime(const GURL& url,
                                  const std::string& cookie_line,
                                  const base::Time& creation_time);
 
-  int DeleteSessionCookies();
+  uint32_t DeleteSessionCookies();
 
   // The first access to the cookie store initializes it. This method should be
   // called before any access to the cookie store.
   void MarkCookieStoreAsInitialized();
 
   // Fetches all cookies if the backing store exists and they're not already
   // being fetched.
   void FetchAllCookiesIfNecessary();
 
   // Fetches all cookies from the backing store.
@@ skipping 348 matching lines @@
   virtual ~PersistentCookieStore() {}
 
  private:
   friend class base::RefCountedThreadSafe<PersistentCookieStore>;
   DISALLOW_COPY_AND_ASSIGN(PersistentCookieStore);
 };
 
 }  // namespace net
 
 #endif  // NET_COOKIES_COOKIE_MONSTER_H_