Add gmock into our dependencies.

third_party/boost/boost/mpl/aux_/type_wrapper.hpp

Index: third_party/boost/boost/mpl/aux_/type_wrapper.hpp
diff --git a/third_party/boost/boost/mpl/aux_/type_wrapper.hpp b/third_party/boost/boost/mpl/aux_/type_wrapper.hpp
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+
+#ifndef BOOST_MPL_AUX_TYPE_WRAPPER_HPP_INCLUDED
+#define BOOST_MPL_AUX_TYPE_WRAPPER_HPP_INCLUDED
+
+// Copyright Aleksey Gurtovoy 2000-2004
+// Copyright Peter Dimov 2000-2003
+//
+// Distributed under the Boost Software License, Version 1.0. 
+// (See accompanying file LICENSE_1_0.txt or copy at 
+// http://www.boost.org/LICENSE_1_0.txt)
+//
+// See http://www.boost.org/libs/mpl for documentation.
+
+// $Source$
+// $Date: 2004-09-28 09:56:59 -0400 (Tue, 28 Sep 2004) $
+// $Revision: 25453 $
+
+#include <boost/mpl/aux_/config/ctps.hpp>
+
+namespace boost { namespace mpl { namespace aux {
+
+template< typename T > struct type_wrapper
+{
+    typedef T type;
+};
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+// agurt 08/may/03: a complicated way to extract the wrapped type; need it 
+// mostly for the sake of GCC (3.2.x), which ICEs if you try to extract the 
+// nested 'type' from 'type_wrapper<T>' when the latter was the result of a
+// 'typeof' expression
+template< typename T > struct wrapped_type;
+
+template< typename T > struct wrapped_type< type_wrapper<T> >
+{
+    typedef T type;
+};
+#else
+template< typename W > struct wrapped_type
+{
+    typedef typename W::type type;
+};
+#endif
+
+}}}
+
+#endif // BOOST_MPL_AUX_TYPE_WRAPPER_HPP_INCLUDED