Request support rules to refresh when account changes.

Bug: 30079512

When account is added, operation rule can potentially change. Request a
refresh to make sure user sees the latest UI.

Change-Id: I89e9d97bec22d612ca3602d86cc63f8f06355a39

src/com/android/settings/overlay/SupportFeatureProvider.java

@@ -51,6 +51,11 @@ public interface SupportFeatureProvider {
      */
     boolean isSupportTypeEnabled(Context context, @SupportType int type);
 
+    /**
+     * Refreshes all operation rules.
+     */
+    void refreshOperationRules();
+
     /**
      * Whether or not a support type is in operation 24/7. If country is null, use
      * current country.