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

content/browser/shared_worker/shared_worker_host.cc

Index: content/browser/shared_worker/shared_worker_host.cc
diff --git a/content/browser/shared_worker/shared_worker_host.cc b/content/browser/shared_worker/shared_worker_host.cc
index bf7767efbabcd8bf0a66238ee1cf85beb1f48c5e..1e7bf376625b937bbe2db2ac837957f976d84168 100644
--- a/content/browser/shared_worker/shared_worker_host.cc
+++ b/content/browser/shared_worker/shared_worker_host.cc
@@ -132,6 +132,17 @@ void SharedWorkerHost::DocumentDetached(SharedWorkerMessageFilter* filter,
   }
 }
 
+void SharedWorkerHost::DetachAllDocument(SharedWorkerMessageFilter* filter) {
+  if (!instance_)
+    return;
+  // Walk all instances and remove the all documents from their document set.
+  worker_document_set_->RemoveAll(filter);
+  if (worker_document_set_->IsEmpty()) {
+    // This worker has no more associated documents - shut it down.
+    TerminateWorker();
+  }
+}
+
 void SharedWorkerHost::WorkerContextClosed() {
   if (!instance_)
     return;