Remove implicit conversions from scoped_refptr to T* in chrome/browser/extensions/

chrome/browser/extensions/extension_install_prompt_unittest.cc

 // Copyright 2014 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 "base/bind.h"
 #include "base/memory/ref_counted.h"
 #include "base/run_loop.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "extensions/common/extension.h"
@@ skipping 31 matching lines @@
       ExtensionBuilder().SetManifest(
           DictionaryBuilder().Set("name", "foo")
                              .Set("version", "1.0")
                              .Set("manifest_version", 2)
                              .Set("description", "Random Ext")).Build();
   ExtensionInstallPrompt prompt(NULL /* no web contents in this test */);
   base::RunLoop run_loop;
   prompt.set_callback_for_test(base::Bind(&VerifyPromptPermissionsCallback,
                                           run_loop.QuitClosure()));
   prompt.ConfirmPermissions(NULL,  // no delegate
-                            extension,
-                            permission_set);
+                            extension.get(),
+                            permission_set.get());
   run_loop.Run();
 }
 
 }  // namespace extensions