Add gmock into our dependencies.

third_party/boost/boost/mpl/vector/vector0_c.hpp

Index: third_party/boost/boost/mpl/vector/vector0_c.hpp
diff --git a/third_party/boost/boost/mpl/vector/vector0_c.hpp b/third_party/boost/boost/mpl/vector/vector0_c.hpp
new file mode 100644
index 0000000000000000000000000000000000000000..e01379bcfc76339ba16bb5e7354188e12fab4911
--- /dev/null
+++ b/third_party/boost/boost/mpl/vector/vector0_c.hpp
@@ -0,0 +1,31 @@
+
+#ifndef BOOST_MPL_VECTOR_VECTOR0_C_HPP_INCLUDED
+#define BOOST_MPL_VECTOR_VECTOR0_C_HPP_INCLUDED
+
+// Copyright Aleksey Gurtovoy 2000-2004
+//
+// 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: 2004-11-27 20:58:27 -0500 (Sat, 27 Nov 2004) $
+// $Revision: 26325 $
+
+#include <boost/mpl/vector/vector0.hpp>
+#include <boost/mpl/integral_c.hpp>
+
+namespace boost { namespace mpl {
+
+template< typename T > struct vector0_c
+    : vector0<>
+{
+    typedef vector0_c type;
+    typedef T value_type;
+};
+
+}}
+
+#endif // BOOST_MPL_VECTOR_VECTOR0_C_HPP_INCLUDED