Mojo: Move mojo/public/utility to mojo/public/cpp/utility.

mojo/public/cpp/tests/utility/mutex_unittest.cc

Index: mojo/public/cpp/tests/utility/mutex_unittest.cc
diff --git a/mojo/public/utility/tests/mutex_unittest.cc b/mojo/public/cpp/tests/utility/mutex_unittest.cc
similarity index 98%
rename from mojo/public/utility/tests/mutex_unittest.cc
rename to mojo/public/cpp/tests/utility/mutex_unittest.cc
index acbcff65b93dc50905c203e23ddcedbb26c2cfba..5f75e60a3d9e5a28be94b384cfb037dc019934ed 100644
--- a/mojo/public/utility/tests/mutex_unittest.cc
+++ b/mojo/public/cpp/tests/utility/mutex_unittest.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "mojo/public/utility/mutex.h"
+#include "mojo/public/cpp/utility/mutex.h"
 
 #include <stdlib.h>  // For |rand()|.
 #include <time.h>  // For |nanosleep()| (defined by POSIX).
@@ -10,7 +10,7 @@
 #include <vector>
 
 #include "mojo/public/cpp/system/macros.h"
-#include "mojo/public/utility/thread.h"
+#include "mojo/public/cpp/utility/thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace mojo {