Update mojo sdk to rev 126532ce21c5c3c55a1e1693731411cb60169efd

third_party/mojo/src/mojo/public/cpp/system/functions.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+// This file provides a C++ wrapping around the standalone functions of the Mojo
+// C API, replacing the prefix of "Mojo" with a "mojo" namespace.
+//
+// Please see "mojo/public/c/system/functions.h" for complete documentation of
+// the API.
+
 #ifndef MOJO_PUBLIC_CPP_SYSTEM_FUNCTIONS_H_
 #define MOJO_PUBLIC_CPP_SYSTEM_FUNCTIONS_H_
 
 #include "mojo/public/c/system/functions.h"
 
 namespace mojo {
 
-// Standalone functions --------------------------------------------------------
-
+// Returns the current |MojoTimeTicks| value. See |MojoGetTimeTicksNow()| for
+// complete documentation.
 inline MojoTimeTicks GetTimeTicksNow() {
   return MojoGetTimeTicksNow();
 }
 
+// The C++ wrappers for |MojoWait()| and |MojoWaitMany()| are defined in
+// "handle.h".
+// TODO(ggowan): Consider making the C and C++ APIs more consistent in the
+// organization of the functions into different header files (since in the C
+// API, those functions are defined in "functions.h").
+
 }  // namespace mojo
 
 #endif  // MOJO_PUBLIC_CPP_SYSTEM_FUNCTIONS_H_