Unbreak tests.
--- 3rdparty/gmock/gtest/include/gtest/internal/gtest-port.h.orig	Sat Oct  4 21:39:00 2014
+++ 3rdparty/gmock/gtest/include/gtest/internal/gtest-port.h	Sat Oct  4 21:39:22 2014
@@ -173,6 +173,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
+#include <unistd.h>  // NOLINT
 #ifndef _WIN32_WCE
 #include <sys/stat.h>
 #endif  // !_WIN32_WCE
@@ -232,7 +233,6 @@
 #include <strings.h>  // NOLINT
 #include <sys/types.h>  // NOLINT
 #include <time.h>  // NOLINT
-#include <unistd.h>  // NOLINT
 
 #define GTEST_USES_POSIX_RE 1
 
