Add gmock into our dependencies.

third_party/boost/boost/fusion/adapted/std_pair.hpp

Index: third_party/boost/boost/fusion/adapted/std_pair.hpp
diff --git a/third_party/boost/boost/fusion/adapted/std_pair.hpp b/third_party/boost/boost/fusion/adapted/std_pair.hpp
new file mode 100644
index 0000000000000000000000000000000000000000..ffc343bc86ef504ef9cadc2c71b8caab52fff6c8
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+++ b/third_party/boost/boost/fusion/adapted/std_pair.hpp
@@ -0,0 +1,70 @@
+/*=============================================================================
+    Copyright (c) 2001-2006 Joel de Guzman
+    Copyright (c) 2005-2006 Dan Marsden
+
+    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)
+==============================================================================*/
+#if !defined(BOOST_FUSION_STD_PAIR_24122005_1744)
+#define BOOST_FUSION_STD_PAIR_24122005_1744
+
+#include <boost/fusion/support/tag_of_fwd.hpp>
+#include <boost/fusion/adapted/struct.hpp>
+#include <boost/mpl/int.hpp>
+#include <boost/config/no_tr1/utility.hpp>
+
+namespace boost { namespace fusion
+{
+    struct struct_tag;
+
+    namespace traits
+    {
+        template <typename T1, typename T2>
+#if defined(BOOST_NO_PARTIAL_SPECIALIZATION_IMPLICIT_DEFAULT_ARGS)
+        struct tag_of<std::pair<T1, T2>, void >
+#else
+        struct tag_of<std::pair<T1, T2> >
+#endif
+        {
+            typedef struct_tag type;
+        };
+    }
+
+    namespace extension
+    {
+        template <typename Struct, int N>
+        struct struct_member;
+
+        template <typename Struct>
+        struct struct_size;
+
+        template <typename T1, typename T2>
+        struct struct_member<std::pair<T1, T2>, 0>
+        {
+            typedef T1 type;
+
+            static type& call(std::pair<T1, T2>& pair)
+            {
+                return pair.first;
+            }
+        };
+
+        template <typename T1, typename T2>
+        struct struct_member<std::pair<T1, T2>, 1>
+        {
+            typedef T2 type;
+
+            static type& call(std::pair<T1, T2>& pair)
+            {
+                return pair.second;
+            }
+        };
+
+        template <typename T1, typename T2>
+        struct struct_size<std::pair<T1, T2> > : mpl::int_<2>
+        {
+        };
+    }
+}}
+
+#endif