// Copyright (c) 2012 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 CHROME_BROWSER_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_INVALIDATION_HANDLER_DELEGATE_H_
#define CHROME_BROWSER_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_INVALIDATION_HANDLER_DELEGATE_H_
#include <string>
namespace extensions {
// Delegate interface for the push messaging invalidation handler. For each
// object that was invalidated, OnMessage() will be called back once for that
// object.
class PushMessagingInvalidationHandlerDelegate {
public:
virtual void OnMessage(const std::string& extension_id,
int subchannel,
const std::string& payload) = 0;
protected:
virtual ~PushMessagingInvalidationHandlerDelegate() {}
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_INVALIDATION_HANDLER_DELEGATE_H_