1 files changed, 4 insertions, 1 deletions
diff --git a/java/com/android/incallui/videotech/VideoTech.java b/java/com/android/incallui/videotech/VideoTech.java
index 7da74c057..34c3e2ca9 100644
--- a/java/com/android/incallui/videotech/VideoTech.java
+++ b/java/com/android/incallui/videotech/VideoTech.java
@@ -17,6 +17,7 @@
 package com.android.incallui.videotech;
 
 import android.content.Context;
+import android.support.annotation.Nullable;
 import com.android.incallui.video.protocol.VideoCallScreen;
 import com.android.incallui.video.protocol.VideoCallScreenDelegate;
 import com.android.incallui.videotech.utils.SessionModificationState;
@@ -41,6 +42,8 @@ public interface VideoTech {
 
   void onCallStateChanged(Context context, int newState);
 
+  void onRemovedFromCallList();
+
   @SessionModificationState
   int getSessionModificationState();
 
@@ -62,7 +65,7 @@ public interface VideoTech {
 
   void unpause();
 
-  void setCamera(String cameraId);
+  void setCamera(@Nullable String cameraId);
 
   void setDeviceOrientation(int rotation);