Notify dispatcher when its configuration needs to be updated

Bug: 278992287
Test: Presubmit
Change-Id: Ieb743ee37b818affb09baa420d2e75f0a694a2f0
diff --git a/services/inputflinger/dispatcher/include/InputDispatcherInterface.h b/services/inputflinger/dispatcher/include/InputDispatcherInterface.h
index 76dce63..c752ddd 100644
--- a/services/inputflinger/dispatcher/include/InputDispatcherInterface.h
+++ b/services/inputflinger/dispatcher/include/InputDispatcherInterface.h
@@ -225,6 +225,12 @@
      * Abort the current touch stream.
      */
     virtual void cancelCurrentTouch() = 0;
+
+    /**
+     * Request that the InputDispatcher's configuration, which can be obtained through the policy,
+     * be updated.
+     */
+    virtual void requestRefreshConfiguration() = 0;
 };
 
 } // namespace android