Reland of Mojo: Eliminate duplicate C API symbols

mojo/edk/embedder/entrypoints.h

Index: mojo/edk/embedder/entrypoints.h
diff --git a/mojo/edk/embedder/entrypoints.h b/mojo/edk/embedder/entrypoints.h
new file mode 100644
index 0000000000000000000000000000000000000000..8e448c156f71e1f211fda0308c6732bea428be5a
--- /dev/null
+++ b/mojo/edk/embedder/entrypoints.h
@@ -0,0 +1,22 @@
+// Copyright 2016 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_EDK_EMBEDDER_ENTRYPOINTS_H_
+#define MOJO_EDK_EMBEDDER_ENTRYPOINTS_H_
+
+#include "mojo/edk/system/system_impl_export.h"
+#include "mojo/public/c/system/thunks.h"
+
+namespace mojo {
+namespace edk {
+
+// Creates a MojoSystemThunks struct populated with the EDK's implementation of
+// each function. This may be used by embedders to populate thunks for
+// application loading.
+MOJO_SYSTEM_IMPL_EXPORT MojoSystemThunks MakeSystemThunks();
+
+}  // namespace edk
+}  // namespace mojo
+
+#endif  // MOJO_EDK_EMBEDDER_ENTRYPOINTS_H_