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

chrome/browser/extensions/extension_browsertest.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/extension_browsertest.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
@@ skipping 70 matching lines @@
 }
 
 // static
 const Extension* ExtensionBrowserTest::GetExtensionByPath(
     const ExtensionSet* extensions, const base::FilePath& path) {
   base::FilePath extension_path = base::MakeAbsoluteFilePath(path);
   EXPECT_TRUE(!extension_path.empty());
   for (ExtensionSet::const_iterator iter = extensions->begin();
        iter != extensions->end(); ++iter) {
     if ((*iter)->path() == extension_path) {
-      return *iter;
+      return iter->get();
     }
   }
   return NULL;
 }
 
 void ExtensionBrowserTest::SetUpCommandLine(CommandLine* command_line) {
   PathService::Get(chrome::DIR_TEST_DATA, &test_data_dir_);
   test_data_dir_ = test_data_dir_.AppendASCII("extensions");
 
 #if defined(OS_CHROMEOS)
@@ skipping 631 matching lines @@
     case content::NOTIFICATION_LOAD_STOP:
       VLOG(1) << "Got LOAD_STOP notification.";
       base::MessageLoopForUI::current()->Quit();
       break;
 
     default:
       NOTREACHED();
       break;
   }
 }