More guarding of code under #ifndef PRODUCT ... #endif

runtime/vm/isolate.cc

Index: runtime/vm/isolate.cc
diff --git a/runtime/vm/isolate.cc b/runtime/vm/isolate.cc
index 22809978efd8af806947bb305316f687aa279ae2..9be0a0feef65833c58e1ab6d82be332afaae0df2 100644
--- a/runtime/vm/isolate.cc
+++ b/runtime/vm/isolate.cc
@@ -863,9 +863,11 @@ Isolate::~Isolate() {
   delete heap_;
   delete object_store_;
   delete api_state_;
+#ifndef PRODUCT
   if (FLAG_support_debugger) {
     delete debugger_;
   }
+#endif  // !PRODUCT
 #if defined(USING_SIMULATOR)
   delete simulator_;
 #endif
@@ -883,9 +885,11 @@ Isolate::~Isolate() {
   message_handler_ = NULL;  // Fail fast if we send messages to a dead isolate.
   ASSERT(deopt_context_ == NULL);  // No deopt in progress when isolate deleted.
   delete spawn_state_;
+#ifndef PRODUCT
   if (FLAG_support_service) {
     delete object_id_ring_;
   }
+#endif  // !PRODUCT
   object_id_ring_ = NULL;
   delete pause_loop_monitor_;
   pause_loop_monitor_ = NULL;