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

content/browser/appcache/mock_appcache_storage.cc

 // Copyright 2014 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.
 
 #include "content/browser/appcache/mock_appcache_storage.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
@@ skipping 137 matching lines @@
 
   // Always make this method look async.
   ScheduleTask(
       base::Bind(&MockAppCacheStorage::ProcessMakeGroupObsolete,
                  weak_factory_.GetWeakPtr(),
                  make_scoped_refptr(group),
                  make_scoped_refptr(GetOrCreateDelegateReference(delegate)),
                  response_code));
 }
 
+void MockAppCacheStorage::StoreEvictionTimes(AppCacheGroup* group) {
+  stored_eviction_times_[group->group_id()] =
+      std::make_pair(group->last_full_update_check_time(),
+                     group->first_evictable_error_time());
+}
+
 AppCacheResponseReader* MockAppCacheStorage::CreateResponseReader(
     const GURL& manifest_url, int64 group_id, int64 response_id) {
   if (simulated_reader_)
     return simulated_reader_.release();
   return new AppCacheResponseReader(response_id, group_id, disk_cache());
 }
 
 AppCacheResponseWriter* MockAppCacheStorage::CreateResponseWriter(
     const GURL& manifest_url, int64 group_id) {
   return new AppCacheResponseWriter(NewResponseId(),  group_id, disk_cache());
@@ skipping 375 matching lines @@
 bool MockAppCacheStorage::ShouldCacheLoadAppearAsync(const AppCache* cache) {
   if (!cache)
     return true;
 
   // If the 'stored' ref is the only ref, real storage will have to load from
   // the database.
   return IsCacheStored(cache) && cache->HasOneRef();
 }
 
 }  // namespace content