[Quota] Wire up limited origin usage retrieving.

webkit/quota/quota_callbacks.h

 // Copyright 2013 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 WEBKIT_QUOTA_QUOTA_CALLBACKS_H_
 #define WEBKIT_QUOTA_QUOTA_CALLBACKS_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 52 matching lines @@
     callbacks_.clear();
   }
 
  private:
   std::vector<CallbackType> callbacks_;
 };
 
 typedef CallbackQueue<GlobalUsageCallback,
                       Tuple2<int64, int64> >
     GlobalUsageCallbackQueue;
+typedef CallbackQueue<UsageCallback, Tuple1<int64> >
+    UsageCallbackQueue;
 typedef CallbackQueue<AvailableSpaceCallback,
                       Tuple2<QuotaStatusCode, int64> >
     AvailableSpaceCallbackQueue;
 typedef CallbackQueue<QuotaCallback,
                       Tuple2<QuotaStatusCode, int64> >
     GlobalQuotaCallbackQueue;
 typedef CallbackQueue<base::Closure, Tuple0> ClosureQueue;
 
 template <typename CallbackType, typename Key, typename Args>
 class CallbackQueueMap {
@@ skipping 35 matching lines @@
 
 typedef CallbackQueueMap<UsageCallback, std::string, Tuple1<int64> >
     HostUsageCallbackMap;
 typedef CallbackQueueMap<QuotaCallback, std::string,
                          Tuple2<QuotaStatusCode, int64> >
     HostQuotaCallbackMap;
 
 }  // namespace quota
 
 #endif  // WEBKIT_QUOTA_QUOTA_TYPES_H_