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

chrome/browser/chrome_plugin_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 <vector>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/file_util.h"
@@ skipping 111 matching lines @@
         base::Bind(&GetPluginsInfoCallback, &plugins, runner->QuitClosure()));
     runner->Run();
     return plugins;
   }
 
   static void EnableFlash(bool enable, Profile* profile) {
     std::vector<base::FilePath> paths;
     GetFlashPath(&paths);
     ASSERT_FALSE(paths.empty());
 
-    PluginPrefs* plugin_prefs = PluginPrefs::GetForProfile(profile);
+    PluginPrefs* plugin_prefs = PluginPrefs::GetForProfile(profile).get();
     scoped_refptr<content::MessageLoopRunner> runner =
         new content::MessageLoopRunner;
     scoped_refptr<CallbackBarrier> callback_barrier(
         new CallbackBarrier(runner->QuitClosure()));
     for (std::vector<base::FilePath>::iterator iter = paths.begin();
          iter != paths.end(); ++iter) {
       plugin_prefs->EnablePlugin(enable, *iter,
                                  callback_barrier->CreateCallback());
     }
     runner->Run();
@@ skipping 112 matching lines @@
   std::vector<webkit::WebPluginInfo> plugins = GetPlugins();
   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(expected); ++i) {
     size_t j = 0;
     for (; j < plugins.size(); ++j) {
       if (plugins[j].name == ASCIIToUTF16(expected[i]))
         break;
     }
     ASSERT_TRUE(j != plugins.size()) << "Didn't find " << expected[i];
   }
 }