revert the sample

src/core/lib/surface/init.cc

@@ -195,5 +195,3 @@ int grpc_is_initialized(void) {
   gpr_mu_unlock(&g_init_mu);
   return r;
 }
-
-void grpc_test_x(void) { gpr_log(GPR_ERROR, "X"); }

src/core/lib/surface/init.h

@@ -22,6 +22,5 @@
 void grpc_register_security_filters(void);
 void grpc_security_pre_init(void);
 void grpc_security_init(void);
-void grpc_test_x(void);
 
 #endif /* GRPC_CORE_LIB_SURFACE_INIT_H */

test/core/util/test_config.cc

@@ -31,7 +31,6 @@
 #include "src/core/lib/gpr/env.h"
 #include "src/core/lib/gpr/string.h"
 #include "src/core/lib/gpr/useful.h"
-#include "src/core/lib/surface/init.h"
 
 int64_t g_fixture_slowdown_factor = 1;
 int64_t g_poller_slowdown_factor = 1;
@@ -406,7 +405,7 @@ TestEnvironment::TestEnvironment(int argc, char** argv) {
   grpc_test_init(argc, argv);
 }
 
-TestEnvironment::~TestEnvironment() { grpc_test_x(); }
+TestEnvironment::~TestEnvironment() {}
 
 }  // namespace testing
 }  // namespace grpc