Update to not break from API 23 changes.

Change-Id: I680d1abb41982806f664eba8fc1b218846f8800f
diff --git a/system-api/23.txt b/system-api/23.txt
index bca6a04..3eef482 100644
--- a/system-api/23.txt
+++ b/system-api/23.txt
@@ -5297,7 +5297,6 @@
   }
 
   public static abstract class VoiceInteractor.Request {
-    ctor public VoiceInteractor.Request();
     method public void cancel();
     method public android.app.Activity getActivity();
     method public android.content.Context getContext();