SharedWorker: Make shared workers keyed by a pair of url and name

content/renderer/shared_worker_repository.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/shared_worker_repository.h"
 
 #include "content/child/child_thread_impl.h"
 #include "content/common/view_messages.h"
 #include "content/renderer/render_frame_impl.h"
 #include "content/renderer/websharedworker_proxy.h"
@@ skipping 24 matching lines @@
   params.name = name.utf16();
   params.content_security_policy = content_security_policy.utf16();
   params.security_policy_type = security_policy_type;
   params.document_id = document_id;
   params.render_frame_route_id = render_frame()->GetRoutingID();
   params.creation_address_space = creation_address_space;
   params.creation_context_type = creation_context_type;
   ViewHostMsg_CreateWorker_Reply reply;
   Send(new ViewHostMsg_CreateWorker(params, &reply));
   *error = reply.error;
-  if (reply.route_id == MSG_ROUTING_NONE)
-    return nullptr;
   documents_with_workers_.insert(document_id);
   return base::MakeUnique<WebSharedWorkerProxy>(
       ChildThreadImpl::current()->GetRouter(), reply.route_id);
 }
 
 void SharedWorkerRepository::documentDetached(DocumentID document) {
   std::set<DocumentID>::iterator iter = documents_with_workers_.find(document);
   if (iter != documents_with_workers_.end()) {
     // Notify the browser process that the document has shut down.
     Send(new ViewHostMsg_DocumentDetached(document));
     documents_with_workers_.erase(iter);
   }
 }
 
 void SharedWorkerRepository::OnDestruct() {
   delete this;
 }
 
 }  // namespace content