[cros] Display emails of users are stored in a separate dictionary in Local State.

chrome/browser/chromeos/login/webui_login_display.cc

Index: chrome/browser/chromeos/login/webui_login_display.cc
diff --git a/chrome/browser/chromeos/login/webui_login_display.cc b/chrome/browser/chromeos/login/webui_login_display.cc
index 30e3ad0b0cd9d2af95badde1ee7ff93528dec5cd..a20bfd2ddca2135aee714d2d428724cca82b007c 100644
--- a/chrome/browser/chromeos/login/webui_login_display.cc
+++ b/chrome/browser/chromeos/login/webui_login_display.cc
@@ -5,7 +5,6 @@
 #include "chrome/browser/chromeos/login/webui_login_display.h"
 
 #include "chrome/browser/chromeos/input_method/xkeyboard.h"
-#include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/login/webui_login_view.h"
 #include "chrome/browser/chromeos/login/wizard_accessibility_helper.h"
 #include "chrome/browser/profiles/profile_manager.h"
@@ -197,4 +196,9 @@ bool WebUILoginDisplay::IsShowNewUser() const {
   return show_new_user_;
 }
 
+void WebUILoginDisplay::SetDisplayEmail(const std::string& email) {
+  if (delegate_)
+    delegate_->SetDisplayEmail(email);
+}
+
 }  // namespace chromeos