Close localStream after peerConnection

The peerConnection get passed the tracks of the localStream. So to make
sure that the tracks are not released before the connection is closed it
will now done after closing the peerConnection.

Signed-off-by: Tim Krüger <t@timkrueger.me>

app/src/main/java/com/nextcloud/talk/activities/CallActivity.java

@@ -1608,13 +1608,7 @@ public class CallActivity extends CallBaseActivity {
                 peerConnectionFactory = null;
             }
 
-            if(localStream != null) {
-                localStream.dispose();
-                localStream = null;
-                Log.d(TAG, "Disposed localStream");
-            } else {
-                Log.d(TAG, "localStream is null");
-            }
+
             localAudioTrack = null;
             localVideoTrack = null;
 
@@ -1628,6 +1622,14 @@ public class CallActivity extends CallBaseActivity {
             endPeerConnection(peerConnectionWrapperList.get(i).getSessionId(), false);
         }
 
+        if(localStream != null) {
+            localStream.dispose();
+            localStream = null;
+            Log.d(TAG, "Disposed localStream");
+        } else {
+            Log.d(TAG, "localStream is null");
+        }
+
         hangupNetworkCalls(shutDownView);
         ApplicationWideCurrentRoomHolder.getInstance().setInCall(false);
     }