Fix browser crash when refreshing extensions....

chrome/browser/extensions/extension_browsertest.cc

 // Copyright (c) 2010 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 "chrome/browser/extensions/extension_browsertest.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/file_path.h"
@@ skipping 143 matching lines @@
     return false;
   }
 
   return WaitForExtensionHostsToLoad();
 }
 
 void ExtensionBrowserTest::ReloadExtension(const std::string& extension_id) {
   ExtensionsService* service = browser()->profile()->GetExtensionsService();
   service->ReloadExtension(extension_id);
   ui_test_utils::RegisterAndWait(this,
-                                 NotificationType::EXTENSION_PROCESS_CREATED,
+                                 NotificationType::EXTENSION_LOADED,
                                  NotificationService::AllSources());
 }
 
 void ExtensionBrowserTest::UnloadExtension(const std::string& extension_id) {
   ExtensionsService* service = browser()->profile()->GetExtensionsService();
   service->UnloadExtension(extension_id);
 }
 
 void ExtensionBrowserTest::UninstallExtension(const std::string& extension_id) {
   ExtensionsService* service = browser()->profile()->GetExtensionsService();
@@ skipping 167 matching lines @@
         MessageLoopForUI::current()->Quit();
       }
       break;
     }
 
     default:
       NOTREACHED();
       break;
   }
 }