Creating a pexe content handler to translate and run pexes.

services/nacl/pnacl_link.mojom

Index: services/nacl/pnacl_link.mojom
diff --git a/services/nacl/pnacl_link.mojom b/services/nacl/pnacl_link.mojom
new file mode 100644
index 0000000000000000000000000000000000000000..1479ba8d8796e011e1b15dff3b08925ea29d523f
--- /dev/null
+++ b/services/nacl/pnacl_link.mojom
@@ -0,0 +1,13 @@
+// Copyright 2015 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.
+
+module mojo.nacl;
+
+interface PexeLinkerInit {
+  PexeLinkerStart(handle<message_pipe> message_handle);
+};
+
+interface PexeLinker {
+  PexeLink(string? object_file_name) => (string? nexe_file_name);
+};