Add gmock into our dependencies.

third_party/boost/boost/mpl/aux_/preprocessed/bcc/advance_backward.hpp

Index: third_party/boost/boost/mpl/aux_/preprocessed/bcc/advance_backward.hpp
diff --git a/third_party/boost/boost/mpl/aux_/preprocessed/bcc/advance_backward.hpp b/third_party/boost/boost/mpl/aux_/preprocessed/bcc/advance_backward.hpp
new file mode 100644
index 0000000000000000000000000000000000000000..26de94cea1ad6aa642db891ca9e08b68e5bcc685
--- /dev/null
+++ b/third_party/boost/boost/mpl/aux_/preprocessed/bcc/advance_backward.hpp
@@ -0,0 +1,97 @@
+
+// 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)
+//
+
+// Preprocessed version of "boost/mpl/aux_/advance_backward.hpp" header
+// -- DO NOT modify by hand!
+
+namespace boost { namespace mpl { namespace aux {
+
+template< long N > struct advance_backward;
+template<>
+struct advance_backward<0>
+{
+    template< typename Iterator > struct apply
+    {
+        typedef Iterator iter0;
+        typedef iter0 type;
+    };
+};
+
+template<>
+struct advance_backward<1>
+{
+    template< typename Iterator > struct apply
+    {
+        typedef Iterator iter0;
+        typedef typename prior<iter0>::type iter1;
+        typedef iter1 type;
+    };
+};
+
+template<>
+struct advance_backward<2>
+{
+    template< typename Iterator > struct apply
+    {
+        typedef Iterator iter0;
+        typedef typename prior<iter0>::type iter1;
+        typedef typename prior<iter1>::type iter2;
+        typedef iter2 type;
+    };
+};
+
+template<>
+struct advance_backward<3>
+{
+    template< typename Iterator > struct apply
+    {
+        typedef Iterator iter0;
+        typedef typename prior<iter0>::type iter1;
+        typedef typename prior<iter1>::type iter2;
+        typedef typename prior<iter2>::type iter3;
+        typedef iter3 type;
+    };
+};
+
+template<>
+struct advance_backward<4>
+{
+    template< typename Iterator > struct apply
+    {
+        typedef Iterator iter0;
+        typedef typename prior<iter0>::type iter1;
+        typedef typename prior<iter1>::type iter2;
+        typedef typename prior<iter2>::type iter3;
+        typedef typename prior<iter3>::type iter4;
+        typedef iter4 type;
+    };
+};
+
+template< long N >
+struct advance_backward
+{
+    template< typename Iterator > struct apply
+    {
+        typedef typename apply_wrap1<
+              advance_backward<4>
+            , Iterator
+            >::type chunk_result_;
+
+        typedef typename apply_wrap1<
+              advance_backward<(
+                (N - 4) < 0
+                    ? 0
+                    : N - 4
+                    )>
+            , chunk_result_
+            >::type type;
+    };
+};
+
+}}}
+