src/net/java/sip/communicator/service/protocol/CallConference.java
/**
     * Removes a <tt>CallChangeListener</tt> from the <tt>Call</tt>s
     * participating in this telephony conference.
     *
     * @param listener the <tt>CallChangeListener</tt> to be removed from the
     * <tt>Call</tt>s participating in this telephony conference
     * @see #addCallChangeListener(CallChangeListener)
     */
Removes a CallChangeListener from the Calls
participating in this telephony conference.

@param listener the CallChangeListener to be removed from the
Calls participating in this telephony conference
@see #addCallChangeListener(CallChangeListener)
Removes a CallChangeListener from the Calls participating in this telephony conference . @param listener the CallChangeListener to be removed from the Calls participating in this telephony conference @see #addCallChangeListener ( CallChangeListener )
public void removeCallChangeListener(CallChangeListener listener)
    {
        if (listener != null)
        {
            synchronized (callChangeListeners)
            {
                callChangeListeners.remove(listener);
            }
        }
    }
public void removeCallChangeListener ( CallChangeListener listener ) { if ( listener != null ) { synchronized ( callChangeListeners ) { callChangeListeners . remove ( listener ) ; } } }
Removes a <tt>CallChangeListener</tt> from the <tt>Call</tt>s
 participating in this telephony conference.
Removes a <tt > CallChangeListener< / tt > from the <tt > Call< / tt > s participating in this telephony conference .