Convert //chrome/browser/supervised_user from scoped_ptr to std::unique_ptr

chrome/browser/supervised_user/supervised_user_browsertest.cc

Index: chrome/browser/supervised_user/supervised_user_browsertest.cc
diff --git a/chrome/browser/supervised_user/supervised_user_browsertest.cc b/chrome/browser/supervised_user/supervised_user_browsertest.cc
index 220ecddab047470ba7ae5c0ea645fce6481f89dd..5666213ab457bab7c26a9193db61464c1cd2411e 100644
--- a/chrome/browser/supervised_user/supervised_user_browsertest.cc
+++ b/chrome/browser/supervised_user/supervised_user_browsertest.cc
@@ -113,7 +113,7 @@ class SupervisedUserBlockModeTest : public InProcessBrowserTest {
         SupervisedUserSettingsServiceFactory::GetForProfile(profile);
     supervised_user_settings_service->SetLocalSetting(
         supervised_users::kContentPackDefaultFilteringBehavior,
-        scoped_ptr<base::Value>(
+        std::unique_ptr<base::Value>(
             new base::FundamentalValue(SupervisedUserURLFilter::BLOCK)));
   }
 
@@ -234,7 +234,7 @@ IN_PROC_BROWSER_TEST_F(SupervisedUserBlockModeTest,
       supervised_user_service_->GetURLFilterForUIThread();
 
   // Set the host as allowed.
-  scoped_ptr<base::DictionaryValue> dict(new base::DictionaryValue);
+  std::unique_ptr<base::DictionaryValue> dict(new base::DictionaryValue);
   dict->SetBooleanWithoutPathExpansion(allowed_url.host(), true);
   SupervisedUserSettingsService* supervised_user_settings_service =
       SupervisedUserSettingsServiceFactory::GetForProfile(
@@ -299,7 +299,7 @@ IN_PROC_BROWSER_TEST_F(SupervisedUserBlockModeTest, Unblock) {
       content::NotificationService::AllSources());
 
   // Set the host as allowed.
-  scoped_ptr<base::DictionaryValue> dict(new base::DictionaryValue);
+  std::unique_ptr<base::DictionaryValue> dict(new base::DictionaryValue);
   dict->SetBooleanWithoutPathExpansion(test_url.host(), true);
   SupervisedUserSettingsService* supervised_user_settings_service =
       SupervisedUserSettingsServiceFactory::GetForProfile(