Update restricted list prefrences before dialog creation.

Bug: 30076848
Test: m RunSettingsRoboTests
Change-Id: I6df7f59530acc4ace4b191ae180f8c46dffedc48

src/com/android/settings/dashboard/DashboardFragment.java

@@ -90,6 +90,9 @@ public abstract class DashboardFragment extends SettingsPreferenceFragment
         // Set ComparisonCallback so we get better animation when list changes.
         getPreferenceManager().setPreferenceComparisonCallback(
                 new PreferenceManager.SimplePreferenceComparisonCallback());
+        // Upon rotation configuration change we need to update preference states before any
+        // editing dialog is recreated (that would happen before onResume is called).
+        updatePreferenceStates();
     }
 
     @Override