iwyu: Use callback_old.h where appropriate, part 1.

webkit/quota/quota_client.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 WEBKIT_QUOTA_QUOTA_CLIENT_H_
 #define WEBKIT_QUOTA_QUOTA_CLIENT_H_
 
 #include <set>
 #include <list>
 
-#include "base/callback.h"
+#include "base/callback_old.h"
 #include "base/time.h"
 #include "googleurl/src/gurl.h"
 #include "webkit/quota/quota_types.h"
 
 namespace quota {
 
 // An abstract interface for quota manager clients.
 // Each storage API must provide an implementation of this interface and
 // register it to the quota manager.
 // All the methods are assumed to be called on the IO thread in the browser.
@@ skipping 35 matching lines @@
   virtual void GetOriginsForHost(StorageType type,
                                  const std::string& host,
                                  GetOriginsCallback* callback) = 0;
 };
 
 typedef std::list<QuotaClient*> QuotaClientList;
 
 }  // namespace quota
 
 #endif  // WEBKIT_QUOTA_QUOTA_CLIENT_H_