[Signin Error Dialog] (2/3) Added handlers and UI constructors

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

Index: chrome/browser/ui/webui/signin/login_ui_service.cc
diff --git a/chrome/browser/ui/webui/signin/login_ui_service.cc b/chrome/browser/ui/webui/signin/login_ui_service.cc
index cb4a81aa046a405aaf0b85dc5a8d481ce49b9335..6da0f5014070242bae608b03758e4e4392607d3f 100644
--- a/chrome/browser/ui/webui/signin/login_ui_service.cc
+++ b/chrome/browser/ui/webui/signin/login_ui_service.cc
@@ -79,6 +79,10 @@ void LoginUIService::DisplayLoginResult(Browser* browser,
       signin_metrics::AccessPoint::ACCESS_POINT_EXTENSIONS);
 }
 
-const base::string16& LoginUIService::GetLastLoginResult() {
+const base::string16& LoginUIService::GetLastLoginResult() const {
   return last_login_result_;
 }
+
+const base::string16& LoginUIService::GetLastLoginErrorEmail() const {
+  return last_login_error_email_;
+}