Bug 212291 SWT Chart render engine always uses 96 DPI(Display) resolution
chart/org.eclipse.birt.chart.device.extension/src/org/eclipse/birt/chart/device/swing/SwingRendererImpl.java
}
		
		_lhmAllTriggers.clear( );
		if ( _iun != null )
		{
			Object obj = _iun.peerInstance( );
			if ( obj instanceof JComponent )
			{
				JComponent jc = (JComponent) obj;
				if ( _eh != null )
				{
					jc.removeMouseListener( _eh );
					jc.removeMouseMotionListener( _eh );
					jc.removeKeyListener( _eh );
					jc.removeFocusListener( _eh );
					_eh = null;
				}
			}
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.IDeviceRenderer#setProperty(java.lang.String,
	 *      java.lang.Object)
	 */
	public void setProperty( String sProperty, Object oValue )
	{
		
		if ( sProperty.equals( IDeviceRenderer.UPDATE_NOTIFIER ) && iv != null )