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

chrome/browser/managed_mode/managed_user_service.cc

 // Copyright (c) 2013 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/managed_mode/managed_user_service.h"
 
 #include "base/command_line.h"
 #include "base/memory/ref_counted.h"
 #include "base/metrics/field_trial.h"
 #include "base/prefs/pref_service.h"
@@ skipping 300 matching lines @@
   ScopedVector<ManagedModeSiteList> site_lists;
   ExtensionService* extension_service =
       extensions::ExtensionSystem::Get(profile_)->extension_service();
   // Can be NULL in unit tests.
   if (!extension_service)
     return site_lists.Pass();
 
   const ExtensionSet* extensions = extension_service->extensions();
   for (ExtensionSet::const_iterator it = extensions->begin();
        it != extensions->end(); ++it) {
-    const extensions::Extension* extension = *it;
+    const extensions::Extension* extension = it->get();
     if (!extension_service->IsExtensionEnabled(extension->id()))
       continue;
 
     extensions::ExtensionResource site_list =
         extensions::ManagedModeInfo::GetContentPackSiteList(extension);
     if (!site_list.empty())
       site_lists.push_back(new ManagedModeSiteList(extension->id(), site_list));
   }
 
   return site_lists.Pass();
@@ skipping 244 matching lines @@
       profile_->GetPrefs()->GetDictionary(prefs::kManagedModeManualURLs);
   scoped_ptr<std::map<GURL, bool> > url_map(new std::map<GURL, bool>());
   for (DictionaryValue::Iterator it(*dict); !it.IsAtEnd(); it.Advance()) {
     bool allow = false;
     bool result = it.value().GetAsBoolean(&allow);
     DCHECK(result);
     (*url_map)[GURL(it.key())] = allow;
   }
   url_filter_context_.SetManualURLs(url_map.Pass());
 }