Googletest export

Adds missing `#define` guard around `TEST_F(...)`

PiperOrigin-RevId: 291703056

googletest/include/gtest/gtest.h

@@ -2364,9 +2364,11 @@ constexpr bool StaticAssertTypeEq() noexcept {
 //   }
 //
 // GOOGLETEST_CM0011 DO NOT DELETE
+#if !GTEST_DONT_DEFINE_TEST
 #define TEST_F(test_fixture, test_name)\
   GTEST_TEST_(test_fixture, test_name, test_fixture, \
               ::testing::internal::GetTypeId<test_fixture>())
+#endif  // !GTEST_DONT_DEFINE_TEST
 
 // Returns a path to temporary directory.
 // Tries to determine an appropriate directory for the platform.