Call scoped_refptr<T>::get() rather than relying on implicit "operator T*"

chrome/browser/extensions/api/media_galleries_private/media_galleries_private_api.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/api/media_galleries_private/media_galleries_private_api.h"
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/lazy_instance.h"
@@ skipping 422 matching lines @@
 
   ExtensionService* service =
       extensions::ExtensionSystem::Get(profile_)->extension_service();
   DCHECK(service);
 
   ListValue* result_list = new ListValue;
 
   for (ExtensionSet::const_iterator iter = service->extensions()->begin();
        iter != service->extensions()->end();
        ++iter) {
-    const Extension* extension = *iter;
+    const Extension* extension = iter->get();
     if (profile_->IsOffTheRecord() &&
         !service->IsIncognitoEnabled(extension->id()))
       continue;
 
     MediaGalleriesHandler::List* handler_list =
         MediaGalleriesHandler::GetHandlers(extension);
     if (!handler_list)
       continue;
 
     for (MediaGalleriesHandler::List::const_iterator action_iter =
@@ skipping 10 matching lines @@
     }
   }
 
   SetResult(result_list);
   SendResponse(true);
 
   return true;
 }
 
 }  // namespace extensions