After a supervised user has been imported, close overlays.

chrome/browser/resources/options/options_page.js

Index: chrome/browser/resources/options/options_page.js
diff --git a/chrome/browser/resources/options/options_page.js b/chrome/browser/resources/options/options_page.js
index 303d16781074416a7f47c98f7ffc94e20870324d..7eccf1234ef6c0aad568caab48e054f5724cd08f 100644
--- a/chrome/browser/resources/options/options_page.js
+++ b/chrome/browser/resources/options/options_page.js
@@ -347,6 +347,17 @@ cr.define('options', function() {
   };
 
   /**
+   * Closes all overlays and updates the history after each closed overlay.
+   */
+  OptionsPage.closeAllOverlays = function() {
+    var overlay = this.getVisibleOverlay_();
+    while (overlay) {

[Bernhard Bauer, 2014/03/10 10:56:17]

This could be simplified to:

  while (this.isOverlayVisible_()) {
    this.closeOverlay();
  }

[Adrian Kuegel, 2014/03/10 11:27:02]

Done.

+      this.closeOverlay();
+      overlay = this.getVisibleOverlay_();
+    }
+  };
+
+  /**
    * Cancels (closes) the overlay, due to the user pressing <Esc>.
    */
   OptionsPage.cancelOverlay = function() {