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

mojo/public/cpp/utility/run_loop_handler.h

Index: mojo/public/cpp/utility/run_loop_handler.h
diff --git a/mojo/public/utility/run_loop_handler.h b/mojo/public/cpp/utility/run_loop_handler.h
similarity index 77%
rename from mojo/public/utility/run_loop_handler.h
rename to mojo/public/cpp/utility/run_loop_handler.h
index f09a0c68c6c26d4b69d9123ecb320d5c19817354..69838d5e57c311abe126f9beeb833eeaa1657f18 100644
--- a/mojo/public/utility/run_loop_handler.h
+++ b/mojo/public/cpp/utility/run_loop_handler.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_PUBLIC_UTILITY_RUN_LOOP_HANDLER_H_
-#define MOJO_PUBLIC_UTILITY_RUN_LOOP_HANDLER_H_
+#ifndef MOJO_PUBLIC_CPP_UTILITY_RUN_LOOP_HANDLER_H_
+#define MOJO_PUBLIC_CPP_UTILITY_RUN_LOOP_HANDLER_H_
 
 #include "mojo/public/cpp/system/core.h"
 
@@ -22,4 +22,4 @@ class RunLoopHandler {
 
 }  // namespace mojo
 
-#endif  // MOJO_PUBLIC_UTILITY_RUN_LOOP_HANDLER_H_
+#endif  // MOJO_PUBLIC_CPP_UTILITY_RUN_LOOP_HANDLER_H_