MD User Manager: Display error message when all profiles are locked.

chrome/browser/resources/md_user_manager/user_manager.html

Index: chrome/browser/resources/md_user_manager/user_manager.html
diff --git a/chrome/browser/resources/md_user_manager/user_manager.html b/chrome/browser/resources/md_user_manager/user_manager.html
index 71d93d6e187664820ffeb295dbf9fac4a545296e..8127dd18761a122b8dd33adf53b77009c59102d2 100644
--- a/chrome/browser/resources/md_user_manager/user_manager.html
+++ b/chrome/browser/resources/md_user_manager/user_manager.html
@@ -16,6 +16,7 @@
   <link rel="stylesheet" href="chrome://resources/css/text_defaults_md.css">
 
   <link rel="import" href="chrome://md-user-manager/control_bar.html">
+  <link rel="import" href="chrome://md-user-manager/error_dialog.html">
   <link rel="import" href="chrome://md-user-manager/user_manager_pages.html">
   <link rel="import" href="chrome://md-user-manager/user_manager_styles.html">
   <link rel="import" href="chrome://md-user-manager/user_manager_tutorial.html">
@@ -38,6 +39,7 @@
     </div>
     <div id="bubble" class="bubble faded" hidden></div>
     <control-bar id="login-header-bar"></control-bar>
+    <error-dialog></error-dialog>
     <include src="../../../../ui/login/account_picker/user_pod_template.html">
   </user-manager-pages>
   <link rel="import" href="chrome://md-user-manager/strings.html">