Remove unneeded scoped_refptr<>::get() on method binding

chrome/browser/supervised_user/supervised_user_service.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 "chrome/browser/supervised_user/supervised_user_service.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/feature_list.h"
@@ skipping 424 matching lines @@
   return io_url_filter_.get();
 }
 
 void SupervisedUserService::URLFilterContext::SetDefaultFilteringBehavior(
     SupervisedUserURLFilter::FilteringBehavior behavior) {
   ui_url_filter_->SetDefaultFilteringBehavior(behavior);
   BrowserThread::PostTask(
       BrowserThread::IO,
       FROM_HERE,
       base::Bind(&SupervisedUserURLFilter::SetDefaultFilteringBehavior,
-                 io_url_filter_.get(), behavior));
+                 io_url_filter_, behavior));
 }
 
 void SupervisedUserService::URLFilterContext::LoadWhitelists(
     const std::vector<scoped_refptr<SupervisedUserSiteList> >& site_lists) {
   ui_url_filter_->LoadWhitelists(site_lists);
   BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
                           base::Bind(&SupervisedUserURLFilter::LoadWhitelists,
                                      io_url_filter_, site_lists));
 }
 
@@ skipping 818 matching lines @@
     content::RecordAction(UserMetricsAction("ManagedUsers_SwitchProfile"));
 
   is_profile_active_ = profile_became_active;
 }
 #endif  // !defined(OS_ANDROID)
 
 void SupervisedUserService::OnSiteListUpdated() {
   FOR_EACH_OBSERVER(
       SupervisedUserServiceObserver, observer_list_, OnURLFilterChanged());
 }