Expire appcaches that fail to update for "too long".

content/browser/appcache/appcache_storage_impl.h

 // Copyright (c) 2011 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.
 
 #ifndef CONTENT_BROWSER_APPCACHE_APPCACHE_STORAGE_IMPL_H_
 #define CONTENT_BROWSER_APPCACHE_APPCACHE_STORAGE_IMPL_H_
 
 #include <deque>
 #include <map>
 #include <set>
@@ skipping 42 matching lines @@
                                   Delegate* delegate) override;
   void FindResponseForSubRequest(AppCache* cache,
                                  const GURL& url,
                                  AppCacheEntry* found_entry,
                                  AppCacheEntry* found_fallback_entry,
                                  bool* found_network_namespace) override;
   void MarkEntryAsForeign(const GURL& entry_url, int64 cache_id) override;
   void MakeGroupObsolete(AppCacheGroup* group,
                          Delegate* delegate,
                          int response_code) override;
+  void StoreEvictionTimes(AppCacheGroup* group) override;
   AppCacheResponseReader* CreateResponseReader(const GURL& manifest_url,
                                                int64 group_id,
                                                int64 response_id) override;
   AppCacheResponseWriter* CreateResponseWriter(const GURL& manifest_url,
                                                int64 group_id) override;
   AppCacheResponseMetadataWriter* CreateResponseMetadataWriter(
       int64 group_id,
       int64 response_id) override;
   void DoomResponses(const GURL& manifest_url,
                      const std::vector<int64>& response_ids) override;
@@ skipping 13 matching lines @@
   class GroupLoadTask;
   class StoreGroupAndCacheTask;
   class FindMainResponseTask;
   class MarkEntryAsForeignTask;
   class MakeGroupObsoleteTask;
   class GetDeletableResponseIdsTask;
   class InsertDeletableResponseIdsTask;
   class DeleteDeletableResponseIdsTask;
   class LazyUpdateLastAccessTimeTask;
   class CommitLastAccessTimesTask;
+  class UpdateEvictionTimesTask;
 
   typedef std::deque<DatabaseTask*> DatabaseTaskQueue;
   typedef std::map<int64, CacheLoadTask*> PendingCacheLoads;
   typedef std::map<GURL, GroupLoadTask*> PendingGroupLoads;
   typedef std::deque<std::pair<GURL, int64> > PendingForeignMarkings;
   typedef std::set<StoreGroupAndCacheTask*> PendingQuotaQueries;
 
   bool IsInitTaskComplete() {
     return last_cache_id_ != AppCacheStorage::kUnitializedId;
   }
@@ skipping 75 matching lines @@
   std::deque<base::Closure> pending_simple_tasks_;
   base::WeakPtrFactory<AppCacheStorageImpl> weak_factory_;
 
   friend class content::AppCacheStorageImplTest;
   friend class content::ChromeAppCacheServiceTest;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_APPCACHE_APPCACHE_STORAGE_IMPL_H_