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

chrome/browser/profiles/profile_io_data.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/profiles/profile_io_data.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 1200 matching lines @@
 #if defined(SPDY_PROXY_AUTH_ORIGIN)
   data_reduction_proxy_enabled_.Destroy();
 #endif
   printing_enabled_.Destroy();
   sync_disabled_.Destroy();
   signin_allowed_.Destroy();
   // TODO(bnc): remove per https://crbug.com/334602.
   network_prediction_enabled_.Destroy();
   network_prediction_options_.Destroy();
   quick_check_enabled_.Destroy();
-  if (media_device_id_salt_)
+  if (media_device_id_salt_.get())
     media_device_id_salt_->ShutdownOnUIThread();
   session_startup_pref_.Destroy();
 #if defined(ENABLE_CONFIGURATION_POLICY)
   if (url_blacklist_manager_)
     url_blacklist_manager_->ShutdownOnUIThread();
 #endif
   if (chrome_http_user_agent_settings_)
     chrome_http_user_agent_settings_->CleanupOnUIThread();
   incognito_availibility_pref_.Destroy();
 
@@ skipping 63 matching lines @@
 void ProfileIOData::SetCookieSettingsForTesting(
     CookieSettings* cookie_settings) {
   DCHECK(!cookie_settings_.get());
   cookie_settings_ = cookie_settings;
 }
 
 void ProfileIOData::set_signin_names_for_testing(
     SigninNamesOnIOThread* signin_names) {
   signin_names_.reset(signin_names);
 }