Remove base::StringValue

chrome/browser/ui/webui/signin/signin_supervised_user_import_handler.cc

Index: chrome/browser/ui/webui/signin/signin_supervised_user_import_handler.cc
diff --git a/chrome/browser/ui/webui/signin/signin_supervised_user_import_handler.cc b/chrome/browser/ui/webui/signin/signin_supervised_user_import_handler.cc
index 1a53687999126eb01e8d390c9f020071bb4ec54f..f7e115ff656fd60f57782197f2dd8656274b79c3 100644
--- a/chrome/browser/ui/webui/signin/signin_supervised_user_import_handler.cc
+++ b/chrome/browser/ui/webui/signin/signin_supervised_user_import_handler.cc
@@ -218,9 +218,7 @@ void SigninSupervisedUserImportHandler::LoadCustodianProfileCallback(
 
 void SigninSupervisedUserImportHandler::RejectCallback(
     const base::string16& error) {
-  RejectJavascriptCallback(
-      base::StringValue(webui_callback_id_),
-      base::StringValue(error));
+  RejectJavascriptCallback(base::Value(webui_callback_id_), base::Value(error));
   webui_callback_id_.clear();
 }
 
@@ -297,9 +295,7 @@ void SigninSupervisedUserImportHandler::SendExistingSupervisedUsers(
   }
 
   // Resolve callback with response.
-  ResolveJavascriptCallback(
-      base::StringValue(webui_callback_id_),
-      supervised_users);
+  ResolveJavascriptCallback(base::Value(webui_callback_id_), supervised_users);
   webui_callback_id_.clear();
 }