Prototype: Use Chromium IPC for plugin LOAD_MODULE.

components/nacl/loader/nacl_trusted_listener.h

Index: components/nacl/loader/nacl_trusted_listener.h
diff --git a/components/nacl/loader/nacl_trusted_listener.h b/components/nacl/loader/nacl_trusted_listener.h
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+++ b/components/nacl/loader/nacl_trusted_listener.h
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+// 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 COMPONENTS_NACL_LOADER_NACL_TRUSTED_LISTENER_H_
+#define COMPONENTS_NACL_LOADER_NACL_TRUSTED_LISTENER_H_
+
+#include "base/memory/ref_counted.h"
+#include "base/message_loop/message_loop_proxy.h"
+#include "base/synchronization/waitable_event.h"
+#include "ipc/ipc_channel.h"
+#include "ipc/ipc_listener.h"
+#include "ipc/ipc_platform_file.h"
+#include "ipc/ipc_sync_channel.h"
+#include "native_client/src/trusted/service_runtime/nacl_error_code.h"
+
+struct NaClApp;
+
+class NaClTrustedListener : public base::RefCounted<NaClTrustedListener>,
+                            public IPC::Listener {
+ public:
+  NaClTrustedListener(const IPC::ChannelHandle& handle,
+                      struct NaClApp* nacl_app,
+                      int irt_fd,
+                      base::MessageLoopProxy* message_loop_proxy,
+                      base::WaitableEvent* shutdown_event);
+
+#if defined(OS_POSIX)
+  int TakeClientFileDescriptor();
+#endif
+
+  // Listener implementation.
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
+  virtual void OnChannelConnected(int32 peer_pid) OVERRIDE;
+  virtual void OnChannelError() OVERRIDE;
+
+  virtual bool Send(IPC::Message* msg);
+
+ private:
+  void OnLoadModule(
+      const IPC::PlatformFileForTransit& platform_file_for_transit,
+      NaClErrorCode* output_code);
+  void OnStartModule();
+
+  struct NaClApp* nacl_app_;
+  int irt_fd_;
+  scoped_ptr<IPC::SyncChannel> channel_;
+  base::Thread chrome_main_thread_;
+};
+
+#endif  // COMPONENTS_NACL_LOADER_NACL_TRUSTED_LISTENER_H_