When deleting storage through the cookies tree model, also update its cache

chrome/browser/browsing_data_quota_helper_impl.cc

 // 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.
 
 #include "chrome/browser/browsing_data_quota_helper_impl.h"
 
 #include <map>
 #include <set>
 
 #include "base/logging.h"
@@ skipping 125 matching lines @@
         FROM_HERE,
         NewRunnableMethod(
             this,
             &BrowsingDataQuotaHelperImpl::OnComplete));
     return;
   }
 
   is_fetching_ = false;
 
   QuotaInfoArray result;
-  result.reserve(quota_info_.size());
 
   for (std::map<std::string, QuotaInfo>::iterator itr = quota_info_.begin();
        itr != quota_info_.end();
        ++itr) {
     QuotaInfo* info = &itr->second;
     // Skip unused entries
     if (info->temporary_usage <= 0 &&
         info->persistent_usage <= 0)
       continue;
 
     info->host = itr->first;
     result.push_back(*info);
   }
 
   callback_->Run(result);
   callback_.reset();
 }