- Some cleanup of dynamic_type usage.

runtime/lib/mirrors.cc

Index: runtime/lib/mirrors.cc
diff --git a/runtime/lib/mirrors.cc b/runtime/lib/mirrors.cc
index 7edb1c0f7796ac668a13af7d467d210b23a10fa0..4b0f2914d2453ab1291f5a6b17ab9d013007a256 100644
--- a/runtime/lib/mirrors.cc
+++ b/runtime/lib/mirrors.cc
@@ -1228,7 +1228,7 @@ DEFINE_NATIVE_ENTRY(ClassMirror_type_arguments, 1) {
   // arguments have been provided, or all arguments are dynamic. Return a list
   // of typemirrors on dynamic in this case.
   if (args.IsNull()) {
-    arg_type ^= Object::dynamic_type();
+    arg_type ^= Object::dynamic_type().raw();
     type_mirror ^= CreateTypeMirror(arg_type);
     for (intptr_t i = 0; i < num_params; i++) {
       result.SetAt(i, type_mirror);