Fix background compilation crashes due to allocation of types in new space. Remove default argument…

runtime/lib/mirrors.cc

Index: runtime/lib/mirrors.cc
diff --git a/runtime/lib/mirrors.cc b/runtime/lib/mirrors.cc
index b7d95b1c4a3f42ef2b72313d359c99504b26a495..e2ded52c04cc6d2a40b68b5d95d583a6d206f791 100644
--- a/runtime/lib/mirrors.cc
+++ b/runtime/lib/mirrors.cc
@@ -2086,7 +2086,7 @@ DEFINE_NATIVE_ENTRY(VariableMirror_type, 2) {
 DEFINE_NATIVE_ENTRY(TypeMirror_subtypeTest, 2) {
   GET_NON_NULL_NATIVE_ARGUMENT(AbstractType, a, arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(AbstractType, b, arguments->NativeArgAt(1));
-  return Bool::Get(a.IsSubtypeOf(b, NULL)).raw();
+  return Bool::Get(a.IsSubtypeOf(b, NULL, NULL, Heap::kNew)).raw();
 }