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

chrome/browser/background/background_application_list_model.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/background/background_application_list_model.h"
 
 #include <algorithm>
 #include <set>
 
 #include "base/stl_util.h"
@@ skipping 72 matching lines @@
 };
 
 namespace {
 void GetServiceApplications(ExtensionService* service,
                             ExtensionList* applications_result) {
   const ExtensionSet* extensions = service->extensions();
 
   for (ExtensionSet::const_iterator cursor = extensions->begin();
        cursor != extensions->end();
        ++cursor) {
-    const Extension* extension = *cursor;
+    const Extension* extension = cursor->get();
     if (BackgroundApplicationListModel::IsBackgroundApp(*extension,
                                                         service->profile())) {
       applications_result->push_back(extension);
     }
   }
 
   // Walk the list of terminated extensions also (just because an extension
   // crashed doesn't mean we should ignore it).
   extensions = service->terminated_extensions();
   for (ExtensionSet::const_iterator cursor = extensions->begin();
        cursor != extensions->end();
        ++cursor) {
-    const Extension* extension = *cursor;
+    const Extension* extension = cursor->get();
     if (BackgroundApplicationListModel::IsBackgroundApp(*extension,
                                                         service->profile())) {
       applications_result->push_back(extension);
     }
   }
 
   std::string locale = g_browser_process->GetApplicationLocale();
   icu::Locale loc(locale.c_str());
   UErrorCode error = U_ZERO_ERROR;
   scoped_ptr<icu::Collator> collator(icu::Collator::createInstance(loc, error));
@@ skipping 294 matching lines @@
          (*old_cursor)->name() == (*new_cursor)->name() &&
          (*old_cursor)->id() == (*new_cursor)->id()) {
     ++old_cursor;
     ++new_cursor;
   }
   if (old_cursor != extensions_.end() || new_cursor != extensions.end()) {
     extensions_ = extensions;
     FOR_EACH_OBSERVER(Observer, observers_, OnApplicationListChanged(profile_));
   }
 }