Revert "Move mojo edk into mojo/edk"

mojo/system/test_utils.h

Index: mojo/system/test_utils.h
diff --git a/mojo/edk/system/test_utils.h b/mojo/system/test_utils.h
similarity index 93%
rename from mojo/edk/system/test_utils.h
rename to mojo/system/test_utils.h
index 3ab190767704103ce7f9f9753b1f974f51df0d03..80c2930a8de06a3a35aa34d1815ce3aa91b04cc1 100644
--- a/mojo/edk/system/test_utils.h
+++ b/mojo/system/test_utils.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef MOJO_EDK_SYSTEM_TEST_UTILS_H_
-#define MOJO_EDK_SYSTEM_TEST_UTILS_H_
+#ifndef MOJO_SYSTEM_TEST_UTILS_H_
+#define MOJO_SYSTEM_TEST_UTILS_H_
 
 #include <stdint.h>
 
@@ -58,4 +58,4 @@ class Stopwatch {
 }  // namespace system
 }  // namespace mojo
 
-#endif  // MOJO_EDK_SYSTEM_TEST_UTILS_H_
+#endif  // MOJO_SYSTEM_TEST_UTILS_H_