[Extensions Bindings] Introduce a supportsLazyListeners property

extensions/renderer/chrome_setting.cc

Index: extensions/renderer/chrome_setting.cc
diff --git a/extensions/renderer/chrome_setting.cc b/extensions/renderer/chrome_setting.cc
index 7d30cb276ea9bdb6894e615dbeaee632dac40cb2..b2624df7b7dfe0dc51bb4aa26a41db576a7d5751 100644
--- a/extensions/renderer/chrome_setting.cc
+++ b/extensions/renderer/chrome_setting.cc
@@ -117,10 +117,12 @@ v8::Local<v8::Value> ChromeSetting::GetOnChangeEvent(
   DCHECK(!event.IsEmpty());
   if (event->IsUndefined()) {
     bool supports_filters = false;
+    bool supports_lazy_listeners = true;
     event = event_handler_->CreateEventInstance(
         base::StringPrintf("types.ChromeSetting.%s.onChange",
                            pref_name_.c_str()),
-        supports_filters, binding::kNoListenerMax, true, context);
+        supports_filters, supports_lazy_listeners, binding::kNoListenerMax,
+        true, context);
     v8::Maybe<bool> set_result = wrapper->SetPrivate(context, key, event);
     if (!set_result.IsJust() || !set_result.FromJust()) {
       NOTREACHED();