code merge

googletest/include/gtest/internal/gtest-port.h

@@ -522,11 +522,7 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION;
 #endif  // !defined(GTEST_HAS_STD_STRING)
 
 #ifndef GTEST_HAS_GLOBAL_STRING
-// The user didn't tell us whether ::string is available, so we need
-// to figure it out.
-
 # define GTEST_HAS_GLOBAL_STRING 0
-
 #endif  // GTEST_HAS_GLOBAL_STRING
 
 #ifndef GTEST_HAS_STD_WSTRING