Revert "Move mojo edk into mojo/edk"

mojo/system/data_pipe_producer_dispatcher.cc

Index: mojo/system/data_pipe_producer_dispatcher.cc
diff --git a/mojo/edk/system/data_pipe_producer_dispatcher.cc b/mojo/system/data_pipe_producer_dispatcher.cc
similarity index 95%
rename from mojo/edk/system/data_pipe_producer_dispatcher.cc
rename to mojo/system/data_pipe_producer_dispatcher.cc
index 0a82c9a242b7b920d64e4ff6f5848d553bbf1820..b7e7db3a032416d4443ff5ec06181a5864079628 100644
--- a/mojo/edk/system/data_pipe_producer_dispatcher.cc
+++ b/mojo/system/data_pipe_producer_dispatcher.cc
@@ -2,11 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "mojo/edk/system/data_pipe_producer_dispatcher.h"
+#include "mojo/system/data_pipe_producer_dispatcher.h"
 
 #include "base/logging.h"
-#include "mojo/edk/system/data_pipe.h"
-#include "mojo/edk/system/memory.h"
+#include "mojo/system/data_pipe.h"
+#include "mojo/system/memory.h"
 
 namespace mojo {
 namespace system {