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// 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.
#include "base/memory/ref_counted.h"
#include "content/common/content_export.h"
namespace IPC {
class Message;
namespace content {
// An interface to be implemented by consumers of the utility process to
// get results back. All functions are called on the thread passed along
// to UtilityProcessHost.
class UtilityProcessHostClient
: public base::RefCountedThreadSafe<UtilityProcessHostClient> {
// Called when the process has crashed.
virtual void OnProcessCrashed(int exit_code) {}
// Called when the process fails to launch. |error_code| is one of
// LaunchResultCode or sandbox::ResultCode containing the error.
virtual void OnProcessLaunchFailed(int error_code) {}
// Allow the client to filter IPC messages.
virtual bool OnMessageReceived(const IPC::Message& message) = 0;
friend class base::RefCountedThreadSafe<UtilityProcessHostClient>;
virtual ~UtilityProcessHostClient() {}
} // namespace content