Revert "Move mojo edk into mojo/edk"

mojo/system/local_data_pipe.cc

Index: mojo/system/local_data_pipe.cc
diff --git a/mojo/edk/system/local_data_pipe.cc b/mojo/system/local_data_pipe.cc
similarity index 99%
rename from mojo/edk/system/local_data_pipe.cc
rename to mojo/system/local_data_pipe.cc
index 8ee696cc8a1ac6f1fb5dc5e83350ba4211c2d151..79e293f453bc64d1152936e790150ae4d58c7995 100644
--- a/mojo/edk/system/local_data_pipe.cc
+++ b/mojo/system/local_data_pipe.cc
@@ -8,14 +8,14 @@
 // saved by the limit on capacity -- the maximum size of the buffer, checked in
 // |DataPipe::ValidateOptions()|, is currently sufficiently small.)
 
-#include "mojo/edk/system/local_data_pipe.h"
+#include "mojo/system/local_data_pipe.h"
 
 #include <string.h>
 
 #include <algorithm>
 
 #include "base/logging.h"
-#include "mojo/edk/system/constants.h"
+#include "mojo/system/constants.h"
 
 namespace mojo {
 namespace system {