Revert "Move mojo edk into mojo/edk"

mojo/system/data_pipe_producer_dispatcher.h

 // 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 MOJO_EDK_SYSTEM_DATA_PIPE_PRODUCER_DISPATCHER_H_
-#define MOJO_EDK_SYSTEM_DATA_PIPE_PRODUCER_DISPATCHER_H_
+#ifndef MOJO_SYSTEM_DATA_PIPE_PRODUCER_DISPATCHER_H_
+#define MOJO_SYSTEM_DATA_PIPE_PRODUCER_DISPATCHER_H_
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "mojo/edk/system/dispatcher.h"
-#include "mojo/edk/system/system_impl_export.h"
+#include "mojo/system/dispatcher.h"
+#include "mojo/system/system_impl_export.h"
 
 namespace mojo {
 namespace system {
 
 class DataPipe;
 
 // This is the |Dispatcher| implementation for the producer handle for data
 // pipes (created by the Mojo primitive |MojoCreateDataPipe()|). This class is
 // thread-safe.
 class MOJO_SYSTEM_IMPL_EXPORT DataPipeProducerDispatcher : public Dispatcher {
@@ skipping 36 matching lines @@
 
   // Protected by |lock()|:
   scoped_refptr<DataPipe> data_pipe_;  // This will be null if closed.
 
   DISALLOW_COPY_AND_ASSIGN(DataPipeProducerDispatcher);
 };
 
 }  // namespace system
 }  // namespace mojo
 
-#endif  // MOJO_EDK_SYSTEM_DATA_PIPE_PRODUCER_DISPATCHER_H_
+#endif  // MOJO_SYSTEM_DATA_PIPE_PRODUCER_DISPATCHER_H_