Mojo: (Theoretically) implement the read side of platform handle passing.

mojo/embedder/platform_handle_vector.h

+// Copyright 2014 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 MOJO_EMBEDDER_PLATFORM_HANDLE_VECTOR_H_
+#define MOJO_EMBEDDER_PLATFORM_HANDLE_VECTOR_H_
+
+#include <vector>
+
+#include "mojo/embedder/platform_handle.h"
+#include "mojo/system/system_impl_export.h"
+
+namespace mojo {
+namespace embedder {
+
+typedef std::vector<PlatformHandle> PlatformHandleVector;
+
+MOJO_SYSTEM_IMPL_EXPORT void CloseAllHandlesAndClear(
+    PlatformHandleVector* platform_handles);
+
+
+}  // namespace embedder
+}  // namespace mojo
+
+#endif  // MOJO_EMBEDDER_PLATFORM_HANDLE_VECTOR_H_