Android: Fix memory leak for remote MediaStream

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

 /*
  *  Copyright 2014 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.
  */
 
@@ skipping 893 matching lines @@
           }
         }
       });
     }
 
     @Override
     public void onRemoveStream(final MediaStream stream){
       executor.execute(new Runnable() {
         @Override
         public void run() {
-          if (peerConnection == null || isError) {
-            return;
-          }
           remoteVideoTrack = null;
-          stream.videoTracks.get(0).dispose();
         }
       });
     }
 
     @Override
     public void onDataChannel(final DataChannel dc) {
       reportError("AppRTC doesn't use data channels, but got: " + dc.label()
           + " anyway!");
     }
 
@@ skipping 78 matching lines @@
     public void onCreateFailure(final String error) {
       reportError("createSDP error: " + error);
     }
 
     @Override
     public void onSetFailure(final String error) {
       reportError("setSDP error: " + error);
     }
   }
 }