Convert SupervisedUserResourceThrottle to a NavigationThrottle.

chrome/browser/supervised_user/supervised_user_browsertest.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 <utility>
 
 #include "base/command_line.h"
 #include "base/memory/ptr_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
@@ skipping 220 matching lines @@
   GoBack(tab);
   run_loop.Run();
   EXPECT_EQ(prev_tab, tab_strip->GetActiveWebContents());
 }
 
 // Tests whether a visit attempt adds a special history entry.
 IN_PROC_BROWSER_TEST_F(SupervisedUserBlockModeTest,
                        HistoryVisitRecorded) {
   GURL allowed_url("http://www.example.com/simple.html");
 
-  scoped_refptr<SupervisedUserURLFilter> filter =
-      supervised_user_service_->GetURLFilterForUIThread();
+  const SupervisedUserURLFilter* filter =
+      supervised_user_service_->GetURLFilter();
 
   // Set the host as allowed.
   std::unique_ptr<base::DictionaryValue> dict(new base::DictionaryValue);
   dict->SetBooleanWithoutPathExpansion(allowed_url.host(), true);
   SupervisedUserSettingsService* supervised_user_settings_service =
       SupervisedUserSettingsServiceFactory::GetForProfile(
           browser()->profile());
   supervised_user_settings_service->SetLocalSetting(
       supervised_users::kContentPackManualBehaviorHosts, std::move(dict));
   EXPECT_EQ(SupervisedUserURLFilter::ALLOW,
@@ skipping 83 matching lines @@
   dict->SetBooleanWithoutPathExpansion(test_url.host(), false);
   SupervisedUserSettingsService* supervised_user_settings_service =
       SupervisedUserSettingsServiceFactory::GetForProfile(
           browser()->profile());
   auto message_loop_runner = make_scoped_refptr(new content::MessageLoopRunner);
   InterstitialPageObserver interstitial_observer(
       web_contents, message_loop_runner->QuitClosure());
   supervised_user_settings_service->SetLocalSetting(
       supervised_users::kContentPackManualBehaviorHosts, std::move(dict));
 
-  scoped_refptr<SupervisedUserURLFilter> filter =
-      supervised_user_service_->GetURLFilterForUIThread();
+  const SupervisedUserURLFilter* filter =
+      supervised_user_service_->GetURLFilter();
   ASSERT_EQ(SupervisedUserURLFilter::BLOCK,
             filter->GetFilteringBehaviorForURL(test_url));
 
   message_loop_runner->Run();
 
   InterstitialPage* interstitial_page = web_contents->GetInterstitialPage();
   ASSERT_TRUE(interstitial_page);
 
   content::WindowedNotificationObserver observer(
       content::NOTIFICATION_LOAD_STOP,
@@ skipping 19 matching lines @@
   dict->SetBooleanWithoutPathExpansion(test_url.host(), false);
   SupervisedUserSettingsService* supervised_user_settings_service =
       SupervisedUserSettingsServiceFactory::GetForProfile(
           browser()->profile());
   auto message_loop_runner = make_scoped_refptr(new content::MessageLoopRunner);
   InterstitialPageObserver observer(web_contents,
                                     message_loop_runner->QuitClosure());
   supervised_user_settings_service->SetLocalSetting(
       supervised_users::kContentPackManualBehaviorHosts, std::move(dict));
 
-  scoped_refptr<SupervisedUserURLFilter> filter =
-      supervised_user_service_->GetURLFilterForUIThread();
+  const SupervisedUserURLFilter* filter =
+      supervised_user_service_->GetURLFilter();
   ASSERT_EQ(SupervisedUserURLFilter::BLOCK,
             filter->GetFilteringBehaviorForURL(test_url));
 
   message_loop_runner->Run();
   ASSERT_TRUE(ShownPageIsInterstitial(web_contents));
 
   dict = base::MakeUnique<base::DictionaryValue>();
   dict->SetBooleanWithoutPathExpansion(test_url.host(), true);
   supervised_user_settings_service->SetLocalSetting(
       supervised_users::kContentPackManualBehaviorHosts, std::move(dict));
@@ skipping 20 matching lines @@
 
   // Set the host as allowed.
   std::unique_ptr<base::DictionaryValue> dict(new base::DictionaryValue);
   dict->SetBooleanWithoutPathExpansion(test_url.host(), true);
   SupervisedUserSettingsService* supervised_user_settings_service =
       SupervisedUserSettingsServiceFactory::GetForProfile(
           browser()->profile());
   supervised_user_settings_service->SetLocalSetting(
       supervised_users::kContentPackManualBehaviorHosts, std::move(dict));
 
-  scoped_refptr<SupervisedUserURLFilter> filter =
-      supervised_user_service_->GetURLFilterForUIThread();
+  const SupervisedUserURLFilter* filter =
+      supervised_user_service_->GetURLFilter();
   EXPECT_EQ(SupervisedUserURLFilter::ALLOW,
             filter->GetFilteringBehaviorForURL(test_url.GetWithEmptyPath()));
 
   observer.Wait();
   EXPECT_EQ(test_url, web_contents->GetURL());
 }
 
 }  // namespace