Revert "Move mojo edk into mojo/edk"

mojo/embedder/simple_platform_shared_buffer.h

Index: mojo/embedder/simple_platform_shared_buffer.h
diff --git a/mojo/edk/embedder/simple_platform_shared_buffer.h b/mojo/embedder/simple_platform_shared_buffer.h
similarity index 92%
rename from mojo/edk/embedder/simple_platform_shared_buffer.h
rename to mojo/embedder/simple_platform_shared_buffer.h
index 110637e9100cd581d823203ffa6fd58122efa773..abe1ace13bf8ab46f45359b094f13926dbdd2ad4 100644
--- a/mojo/edk/embedder/simple_platform_shared_buffer.h
+++ b/mojo/embedder/simple_platform_shared_buffer.h
@@ -2,14 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef MOJO_EDK_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_
-#define MOJO_EDK_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_
+#ifndef MOJO_SYSTEM_SIMPLE_PLATFORM_SHARED_BUFFER_H_
+#define MOJO_SYSTEM_SIMPLE_PLATFORM_SHARED_BUFFER_H_
 
 #include <stddef.h>
 
 #include "base/macros.h"
-#include "mojo/edk/embedder/platform_shared_buffer.h"
-#include "mojo/edk/system/system_impl_export.h"
+#include "mojo/embedder/platform_shared_buffer.h"
+#include "mojo/system/system_impl_export.h"
 
 namespace mojo {
 namespace embedder {
@@ -99,4 +99,4 @@ class MOJO_SYSTEM_IMPL_EXPORT SimplePlatformSharedBufferMapping
 }  // namespace embedder
 }  // namespace mojo
 
-#endif  // MOJO_EDK_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_
+#endif  // MOJO_SYSTEM_SIMPLE_PLATFORM_SHARED_BUFFER_H_