Answer video calls as audio-only through wired headset

Change-Id: I1602a422763bd825f3a1e34d910bf8c238a982df
Fix: 30371265
diff --git a/src/com/android/server/telecom/CallsManager.java b/src/com/android/server/telecom/CallsManager.java
index 181eba8..294c1bf 100644
--- a/src/com/android/server/telecom/CallsManager.java
+++ b/src/com/android/server/telecom/CallsManager.java
@@ -1452,7 +1452,7 @@
                     mCallAudioManager.toggleMute();
                     return true;
                 } else {
-                    ringingCall.answer(ringingCall.getVideoState());
+                    ringingCall.answer(VideoProfile.STATE_AUDIO_ONLY);
                     return true;
                 }
             } else if (HeadsetMediaButton.LONG_PRESS == type) {