Remove Activity Log usage of Extension objects

chrome/browser/extensions/event_router.cc

 // Copyright (c) 2012 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/event_router.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 109 matching lines @@
     if (!extension_service) {
       LOG(WARNING) << "ExtensionService does not seem to be available "
                    << "(this may be normal for unit tests)";
     } else {
       const Extension* extension =
           extension_service->extensions()->GetByID(extension_id);
       if (!extension) {
         LOG(WARNING) << "Extension " << extension_id << " not found!";
       } else {
         ActivityLog::GetInstance(profile)->LogEventAction(
-            extension, event_name, event_args.get(), std::string());
+            extension->id(), event_name, event_args.get(), std::string());
       }
     }
   }
 }
 
 // static
 void EventRouter::DispatchExtensionMessage(IPC::Sender* ipc_sender,
                                            void* profile_id,
                                            const std::string& extension_id,
                                            const std::string& event_name,
@@ skipping 687 matching lines @@
   copy->will_dispatch_callback = will_dispatch_callback;
   return copy;
 }
 
 EventListenerInfo::EventListenerInfo(const std::string& event_name,
                                      const std::string& extension_id)
     : event_name(event_name),
       extension_id(extension_id) {}
 
 }  // namespace extensions