Hook up simulator (if needed) when calling Dart code.

runtime/vm/debugger.cc

Index: runtime/vm/debugger.cc
===================================================================
--- runtime/vm/debugger.cc	(revision 18992)
+++ runtime/vm/debugger.cc	(working copy)
@@ -1223,7 +1223,7 @@
   if (setjmp(*jump.Set()) == 0) {
     const Array& args = Array::Handle(Array::New(1));
     args.SetAt(0, object);
-    result = DartEntry::InvokeDynamic(getter_func, args);
+    result = DartEntry::InvokeFunction(getter_func, args);
   } else {
     result = isolate_->object_store()->sticky_error();
   }
@@ -1260,7 +1260,7 @@
   bool saved_ignore_flag = ignore_breakpoints_;
   ignore_breakpoints_ = true;
   if (setjmp(*jump.Set()) == 0) {
-    result = DartEntry::InvokeStatic(getter_func, Object::empty_array());
+    result = DartEntry::InvokeFunction(getter_func, Object::empty_array());
   } else {
     result = isolate_->object_store()->sticky_error();
   }