Destroy WorkerDevToolsAgentHost when corresponding worker terminates

content/browser/debugger/worker_devtools_manager.cc

 // Copyright (c) 2011 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/browser/debugger/worker_devtools_manager.h"
 
 #include <list>
 #include <map>
 
 #include "base/bind.h"
@@ skipping 165 matching lines @@
     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
     WorkerDevToolsAgentHost* agent = AgentHosts::GetAgentHost(id);
     if (!agent) {
       RemovePendingWorkerData(id);
       return;
     }
     DevToolsManagerImpl::GetInstance()->DispatchOnInspectorFrontend(
         agent,
         WebKit::WebDevToolsAgent::disconnectEventAsText().utf8());
     int cookie = DevToolsManagerImpl::GetInstance()->DetachClientHost(agent);
+    agent->WorkerDestroyed();
     if (cookie == -1) {
       RemovePendingWorkerData(id);
       return;
     }
     if (!instance_)
       new DetachedClientHosts();
     instance_->worker_id_to_cookie_[id] = cookie;
   }
 
  private:
@@ skipping 293 matching lines @@
     host->WorkerDestroyed();
 }
 
 // static
 void WorkerDevToolsManager::SendResumeToWorker(const WorkerId& id) {
   if (WorkerProcessHost* process = FindWorkerProcess(id.first))
     process->Send(new DevToolsAgentMsg_ResumeWorkerContext(id.second));
 }
 
 }  // namespace