Method successful_test_case_count

tests/gtest/gtest-all.cc:6086–6088

//  Legacy API is deprecated but still available
#ifndef GTEST_REMOVE_LEGACY_TEST_CASEAPI_
int UnitTest::successful_test_case_count() const {
  return impl()->successful_test_suite_count();
}
int UnitTest::failed_test_case_count() const {
  return impl()->failed_test_suite_count();
}