Add gmock into our dependencies.

third_party/boost/boost/type_traits/remove_extent.hpp

Index: third_party/boost/boost/type_traits/remove_extent.hpp
diff --git a/third_party/boost/boost/type_traits/remove_extent.hpp b/third_party/boost/boost/type_traits/remove_extent.hpp
new file mode 100644
index 0000000000000000000000000000000000000000..32dee6fe14fca2281c38d42859ac2178d491f3d1
--- /dev/null
+++ b/third_party/boost/boost/type_traits/remove_extent.hpp
@@ -0,0 +1,48 @@
+
+//  (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000-2005.
+//  Use, modification and distribution are subject to 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/type_traits for most recent version including documentation.
+
+#ifndef BOOST_TT_REMOVE_EXTENT_HPP_INCLUDED
+#define BOOST_TT_REMOVE_EXTENT_HPP_INCLUDED
+
+#include <boost/config.hpp>
+#include <boost/detail/workaround.hpp>
+#include <cstddef>
+
+#if BOOST_WORKAROUND(BOOST_MSVC,<=1300)
+#include <boost/type_traits/msvc/remove_extent.hpp>
+#endif
+
+// should be the last #include
+#include <boost/type_traits/detail/type_trait_def.hpp>
+
+#if !BOOST_WORKAROUND(BOOST_MSVC,<=1300)
+
+namespace boost {
+
+BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_extent,T,T)
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) && !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS)
+BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_extent,T[N],T type)
+BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_extent,T const[N],T const type)
+BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_extent,T volatile[N],T volatile type)
+BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_extent,T const volatile[N],T const volatile type)
+#if !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && !defined(__IBMCPP__) &&  !BOOST_WORKAROUND(__DMC__, BOOST_TESTED_AT(0x840))
+BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,remove_extent,T[],T)
+BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,remove_extent,T const[],T const)
+BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,remove_extent,T volatile[],T volatile)
+BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,remove_extent,T const volatile[],T const volatile)
+#endif
+#endif
+
+} // namespace boost
+
+#endif
+
+#include <boost/type_traits/detail/type_trait_undef.hpp>
+
+#endif // BOOST_TT_REMOVE_BOUNDS_HPP_INCLUDED