Revert "Move mojo edk into mojo/edk"

mojo/system/message_pipe.cc

Index: mojo/system/message_pipe.cc
diff --git a/mojo/edk/system/message_pipe.cc b/mojo/system/message_pipe.cc
similarity index 96%
rename from mojo/edk/system/message_pipe.cc
rename to mojo/system/message_pipe.cc
index 55f12853a4a3e88fbae500f6e9594028f90b26db..17cb5c07b844c41e0b9e1f8e9def975940c0f71a 100644
--- a/mojo/edk/system/message_pipe.cc
+++ b/mojo/system/message_pipe.cc
@@ -2,15 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "mojo/edk/system/message_pipe.h"
+#include "mojo/system/message_pipe.h"
 
 #include "base/logging.h"
-#include "mojo/edk/system/channel_endpoint.h"
-#include "mojo/edk/system/local_message_pipe_endpoint.h"
-#include "mojo/edk/system/message_in_transit.h"
-#include "mojo/edk/system/message_pipe_dispatcher.h"
-#include "mojo/edk/system/message_pipe_endpoint.h"
-#include "mojo/edk/system/proxy_message_pipe_endpoint.h"
+#include "mojo/system/channel_endpoint.h"
+#include "mojo/system/local_message_pipe_endpoint.h"
+#include "mojo/system/message_in_transit.h"
+#include "mojo/system/message_pipe_dispatcher.h"
+#include "mojo/system/message_pipe_endpoint.h"
+#include "mojo/system/proxy_message_pipe_endpoint.h"
 
 namespace mojo {
 namespace system {