Show the unregistered workers in chrome://serviceworker-internals and chrome://inspect

content/browser/service_worker/embedded_worker_instance.h

Index: content/browser/service_worker/embedded_worker_instance.h
diff --git a/content/browser/service_worker/embedded_worker_instance.h b/content/browser/service_worker/embedded_worker_instance.h
index 1df43b4cae91c97d162a3e6e37f9f4d79af92dda..9e404ff464014670bf6f697e8156497359121b80 100644
--- a/content/browser/service_worker/embedded_worker_instance.h
+++ b/content/browser/service_worker/embedded_worker_instance.h
@@ -97,6 +97,9 @@ class CONTENT_EXPORT EmbeddedWorkerInstance {
   Status status() const { return status_; }
   int process_id() const { return process_id_; }
   int thread_id() const { return thread_id_; }
+  int worker_devtools_agent_route_id() const {
+    return worker_devtools_agent_route_id_;
+  }
 
   void AddListener(Listener* listener);
   void RemoveListener(Listener* listener);