Removed unused code.

app/src/main/java/com/vsoft/servicenow/ui/ChatActivity.java

 package com.vsoft.servicenow.ui;
 
-import android.app.NotificationManager;
-import android.content.BroadcastReceiver;
-import android.content.Context;
-import android.content.DialogInterface;
 import android.content.Intent;
-import android.content.IntentFilter;
 import android.graphics.Color;
 import android.os.Bundle;
 import android.speech.tts.TextToSpeech;
 import android.speech.tts.UtteranceProgressListener;
-import android.support.v4.content.LocalBroadcastManager;
 import android.support.v7.app.ActionBar;
-import android.support.v7.app.AlertDialog;
 import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
 import android.support.v7.widget.Toolbar;
 import android.text.TextUtils;
-import android.util.Log;
 import android.view.KeyEvent;
 import android.view.MenuItem;
 import android.view.MotionEvent;
@@ -108,27 +100,6 @@ public class ChatActivity extends AppCompatActivity implements OnDSListener, OnD
     }
 
     @Override
-    public void onResume() {
-        super.onResume();
-        LocalBroadcastManager.getInstance(this)
-                .registerReceiver(mMessageReceiver,
-                        new IntentFilter(Constants.BROADCAST_NOTIFICATION));
-    }
-
-    private final BroadcastReceiver mMessageReceiver = new BroadcastReceiver() {
-        @Override
-        public void onReceive(Context context, Intent intent) {
-            CatalogueLog.e("Notification Receive");
-            final NotificationManager notificationManager =
-                    (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
-
-            //Play notification sound because Above we already cancel notifications.
-            // That's why we need to play explicitly
-            Util.playNotificationSound(ChatActivity.this);
-        }
-    };
-
-    @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
@@ -546,8 +517,6 @@ public class ChatActivity extends AppCompatActivity implements OnDSListener, OnD
 
     @Override
     public void onPause() {
-        LocalBroadcastManager.getInstance(this)
-                .unregisterReceiver(mMessageReceiver);
         if(speaker!=null && speaker.isSpeaking()) {
             speaker.stop();
         }