Enable GTest thread safety on Native Client.
diff --git a/include/gtest/internal/gtest-port.h b/include/gtest/internal/gtest-port.h
index d0d2b34..9849830 100644
--- a/include/gtest/internal/gtest-port.h
+++ b/include/gtest/internal/gtest-port.h
@@ -635,13 +635,13 @@
// Determines whether Google Test can use the pthreads library.
#ifndef GTEST_HAS_PTHREAD
-// The user didn't tell us explicitly, so we assume pthreads support is
-// available on Linux and Mac.
+// The user didn't tell us explicitly, so we make reasonable assumptions about
+// which platforms have pthreads support.
//
// To disable threading support in Google Test, add -DGTEST_HAS_PTHREAD=0
// to your compiler flags.
# define GTEST_HAS_PTHREAD (GTEST_OS_LINUX || GTEST_OS_MAC || GTEST_OS_HPUX \
- || GTEST_OS_QNX || GTEST_OS_FREEBSD)
+ || GTEST_OS_QNX || GTEST_OS_FREEBSD || GTEST_OS_NACL)
#endif // GTEST_HAS_PTHREAD
#if GTEST_HAS_PTHREAD
