DevTools: Process correctly a disconnection during target initialization

Source/devtools/front_end/sdk/WorkerTargetManager.js

 // Copyright 2014 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.
 
 
 /**
  * @constructor
  * @param {!WebInspector.Target} mainTarget
  * @param {!WebInspector.TargetManager} targetManager
  */
@@ skipping 28 matching lines @@
          * @param {!InspectorBackendClass.Connection} connection
          */
         function onConnectionReady(connection)
         {
             var parsedURL = data.url.asParsedURL();
             var workerId = parsedURL ? parsedURL.lastPathComponent : "#" + (++this._lastAnonymousTargetId);
             this._targetManager.createTarget(WebInspector.UIString("Worker %s", workerId), connection, targetCreated);
         }
 
         /**
-         * @param {!WebInspector.Target} target
+         * @param {?WebInspector.Target} target
          */
         function targetCreated(target)
         {
-            if (data.inspectorConnected)
+            if (target && data.inspectorConnected)

[vsevik, 2014/08/18 13:46:55]

Would you mind renaming inspectorConnected to something meaningful while you are
here?

[sergeyv, 2014/08/18 13:49:15]

I need to rename it in protocol and backend too, so lets do it in a separate
patch

                 target.runtimeAgent().run();
         }
     },
 
     _onWorkersCleared: function()
     {
         this._lastAnonymousTargetId = 0;
     }
 }
 
@@ skipping 55 matching lines @@
     _close: function()
     {
         this._target.workerManager.removeEventListener(WebInspector.WorkerManager.Events.MessageFromWorker, this._dispatchMessageFromWorker, this);
         this._target.workerManager.removeEventListener(WebInspector.WorkerManager.Events.WorkerRemoved, this._onWorkerRemoved, this);
         this._target.workerManager.removeEventListener(WebInspector.WorkerManager.Events.WorkersCleared, this._close, this);
         this.connectionClosed("worker_terminated");
     },
 
     __proto__: InspectorBackendClass.Connection.prototype
 }