Add gmock into our dependencies.

third_party/boost/boost/fusion/container/vector/detail/next_impl.hpp

Index: third_party/boost/boost/fusion/container/vector/detail/next_impl.hpp
diff --git a/third_party/boost/boost/fusion/container/vector/detail/next_impl.hpp b/third_party/boost/boost/fusion/container/vector/detail/next_impl.hpp
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index 0000000000000000000000000000000000000000..b11cfdb281308fa9325095b1d7898be631ca81a1
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+++ b/third_party/boost/boost/fusion/container/vector/detail/next_impl.hpp
@@ -0,0 +1,43 @@
+/*=============================================================================
+    Copyright (c) 2001-2006 Joel de Guzman
+
+    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(FUSION_NEXT_IMPL_05042005_1058)
+#define FUSION_NEXT_IMPL_05042005_1058
+
+#include <boost/fusion/container/vector/vector_iterator.hpp>
+
+namespace boost { namespace fusion
+{
+    struct vector_iterator_tag;
+    template <typename Vector, int N>
+    struct vector_iterator;
+
+    namespace extension
+    {
+        template <typename Tag>
+        struct next_impl;
+
+        template <>
+        struct next_impl<vector_iterator_tag>
+        {
+            template <typename Iterator>
+            struct apply 
+            {
+                typedef typename Iterator::vector vector;
+                typedef typename Iterator::index index;
+                typedef vector_iterator<vector, index::value+1> type;
+
+                static type
+                call(Iterator const& i)
+                {
+                    return type(i.vec);
+                }
+            };
+        };
+    }
+}}
+
+#endif