Clean up

Signed-off-by: Mario Danic <mario@lovelyhq.com>

app/src/main/java/com/nextcloud/talk/controllers/ChatController.java

@@ -25,7 +25,6 @@ import android.os.Bundle;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.support.v7.widget.LinearLayoutManager;
-import android.support.v7.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.MenuItem;
 import android.view.View;
@@ -94,7 +93,6 @@ public class ChatController extends BaseController implements MessagesListAdapte
     private int globalLastKnownPastMessageId = -1;
 
     private MessagesListAdapter<ChatMessage> adapter;
-    private RecyclerView.LayoutManager layoutManager;
 
     public ChatController(Bundle args) {
         super(args);