8035822: Unable to test minimalVM

Summary: Moved test code inside INCLUDE_ALL_GCS
Reviewed-by: stefank, ehelin

src/share/vm/prims/jni.cpp

@@ -5065,8 +5065,8 @@ void TestVirtualSpace_test();
 void TestMetaspaceAux_test();
 void TestMetachunk_test();
 void TestVirtualSpaceNode_test();
-void TestOldFreeSpaceCalculation_test();
 #if INCLUDE_ALL_GCS
+void TestOldFreeSpaceCalculation_test();
 void TestG1BiasedArray_test();
 #endif
 
@@ -5086,11 +5086,11 @@ void execute_internal_vm_tests() {
     run_unit_test(QuickSort::test_quick_sort());
     run_unit_test(AltHashing::test_alt_hash());
     run_unit_test(test_loggc_filename());
-    run_unit_test(TestOldFreeSpaceCalculation_test());
 #if INCLUDE_VM_STRUCTS
     run_unit_test(VMStructs::test());
 #endif
 #if INCLUDE_ALL_GCS
+    run_unit_test(TestOldFreeSpaceCalculation_test());
     run_unit_test(TestG1BiasedArray_test());
     run_unit_test(HeapRegionRemSet::test_prt());
 #endif