Remove LooperExecutor and replace it with built-in HandlerThread.

webrtc/examples/androidapp/src/org/appspot/apprtc/CallActivity.java

 /*
  *  Copyright 2015 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 package org.appspot.apprtc;
 
 import org.appspot.apprtc.AppRTCClient.RoomConnectionParameters;
 import org.appspot.apprtc.AppRTCClient.SignalingParameters;
 import org.appspot.apprtc.PeerConnectionClient.PeerConnectionParameters;
-import org.appspot.apprtc.util.LooperExecutor;
 
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.FragmentTransaction;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.Handler;
@@ skipping 229 matching lines @@
         intent.getBooleanExtra(EXTRA_DISABLE_BUILT_IN_AEC, false),
         intent.getBooleanExtra(EXTRA_DISABLE_BUILT_IN_AGC, false),
         intent.getBooleanExtra(EXTRA_DISABLE_BUILT_IN_NS, false),
         intent.getBooleanExtra(EXTRA_ENABLE_LEVEL_CONTROL, false));
     commandLineRun = intent.getBooleanExtra(EXTRA_CMDLINE, false);
     runTimeMs = intent.getIntExtra(EXTRA_RUNTIME, 0);
 
     // Create connection client. Use DirectRTCClient if room name is an IP otherwise use the
     // standard WebSocketRTCClient.
     if (loopback || !DirectRTCClient.IP_PATTERN.matcher(roomId).matches()) {
-      appRtcClient = new WebSocketRTCClient(this, new LooperExecutor());
+      appRtcClient = new WebSocketRTCClient(this);
     } else {
       Log.i(TAG, "Using DirectRTCClient because room name looks like an IP.");
       appRtcClient = new DirectRTCClient(this);
     }
     // Create connection parameters.
     roomConnectionParameters = new RoomConnectionParameters(
         roomUri.toString(), roomId, loopback);
 
     // Create CPU monitor
     cpuMonitor = new CpuMonitor(this);
@@ skipping 449 matching lines @@
         }
       }
     });
   }
 
   @Override
   public void onPeerConnectionError(final String description) {
     reportError(description);
   }
 }