docs: public void handleEvent(final MasqueradeEvent b)
      {
          if (this.isConnectedToSelf(b.getClone()))
          {
              // At this point we will actually have two CallTrackers
              // which we now need to merge into a single CallTracker.
              CallTracker original = findCall(b.getOriginal());
              CallTracker clone = findCall(b.getClone());
              if (original != null && clone != null)
              {
                  clone.mergeCalls(original);
                  clone.setState(b.getCloneState());
                  this.evaluateState();
              }
              else
                  logger.warn("When processing masquradeEvent we could not find the expected calls. event=" //$NON-NLS-1$
                          + b.toString() + " original=" + original + " clone=" + clone); //$NON-NLS-1$ //$NON-NLS-2$
          }
      }