Update CrOS to use scoped_refptr<T>::get() rather than implicit "operator T*"

chrome/browser/chromeos/extensions/file_manager/file_manager_util.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/chromeos/extensions/file_manager/file_manager_util.h"
 
 #include "ash/shell.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/json/json_writer.h"
 #include "base/logging.h"
@@ skipping 113 matching lines @@
   return base::strcasecmp(file_extension, kCRXExtension) == 0;
 }
 
 bool IsPepperPluginEnabled(Profile* profile,
                            const base::FilePath& plugin_path) {
   content::PepperPluginInfo* pepper_info =
       PluginService::GetInstance()->GetRegisteredPpapiPluginInfo(plugin_path);
   if (!pepper_info)
     return false;
 
-  PluginPrefs* plugin_prefs = PluginPrefs::GetForProfile(profile);
-  if (!plugin_prefs)
+  scoped_refptr<PluginPrefs> plugin_prefs = PluginPrefs::GetForProfile(profile);
+  if (!plugin_prefs.get())
     return false;
 
   return plugin_prefs->IsPluginEnabled(pepper_info->ToWebPluginInfo());
 }
 
 bool IsPdfPluginEnabled(Profile* profile) {
   base::FilePath plugin_path;
   PathService::Get(chrome::FILE_PDF_PLUGIN, &plugin_path);
   return IsPepperPluginEnabled(profile, plugin_path);
 }
@@ skipping 195 matching lines @@
   files.insert(std::make_pair(path, mime_type));
   const extensions::FileHandlerInfo* first_handler = NULL;
   const extensions::Extension* extension_for_first_handler = NULL;
 
   // If we find the default handler, we execute it immediately, but otherwise,
   // we remember the first handler, and if there was no default handler, simply
   // execute the first one.
   for (ExtensionSet::const_iterator iter = service->extensions()->begin();
        iter != service->extensions()->end();
        ++iter) {
-    const Extension* extension = *iter;
+    const Extension* extension = iter->get();
 
     // We don't support using hosted apps to open files.
     if (!extension->is_platform_app())
       continue;
 
     // We only support apps that specify "incognito: split" if in incognito
     // mode.
     if (profile->IsOffTheRecord() &&
         !service->IsIncognitoEnabled(extension->id()))
       continue;
@@ skipping 493 matching lines @@
     // If the file doesn't have an extension or its mime-type cannot be
     // determined, then indicate that it has the empty mime-type. This will
     // only be matched if the Web Intents accepts "*" or "*/*".
     return "";
   } else {
     return mime_type;
   }
 }
 
 }  // namespace file_manager_util