Removes the references to shared workers from the all documents in being deleted frames

content/browser/shared_worker/shared_worker_host.h

Index: content/browser/shared_worker/shared_worker_host.h
diff --git a/content/browser/shared_worker/shared_worker_host.h b/content/browser/shared_worker/shared_worker_host.h
index 0bb33b27e5c010ce371ff687ccdf3ebcc50d10b4..32235254aca259bd06ea7eca889ddbc316e16b6b 100644
--- a/content/browser/shared_worker/shared_worker_host.h
+++ b/content/browser/shared_worker/shared_worker_host.h
@@ -57,6 +57,11 @@ class SharedWorkerHost {
   void DocumentDetached(SharedWorkerMessageFilter* filter,
                         unsigned long long document_id);
 
+  // Removes the references to shared workers from the all documents in the
+  // renderer frame. And shuts down any shared workers that are no longer
+  // referenced by active documents.
+  void RenderFrameDetached(int render_process_id, int render_frame_id);

[no sievers, 2016/08/22 21:13:37]

Could this even just implemenent WebContentsObserver::RenderFrameDeleted()?

[horo, 2016/08/23 05:11:34]

Done.

+
   void WorkerContextClosed();
   void WorkerReadyForInspection();
   void WorkerScriptLoaded();