Bug 123368 [SPM-Linux WS]Height of item area can't revert
Details: Height of item area can't revert Setp: 1.Insert a label and input some words. 2.Modify the label size to 10cm. 3.Undo that or set it to 10point. Actual result: 10cm is bigger than 10point, when I undo it, words is revert to 10point, but the area of the label can't revert.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/figures/LabelFigure.java
* Sets the line-through style of the text.
	 * 
	 * @param textLineThrough
	 *            The textLineThrough to set.
	 */
	public void setTextLineThrough( String textLineThrough )
	{
		label.setTextLineThrough( textLineThrough );
	}
	/**
	 * Sets the underline style of the text.
	 * 
	 * @param textUnderline
	 *            The textUnderline to set.
	 */
	public void setTextUnderline( String textUnderline )
	{
		label.setTextUnderline( textUnderline );
	}
	/**
	 * Sets the horizontal text alignment style.
	 * 
	 * @param textAlign
	 *            The textAlign to set.
	 */
	public void setTextAlign( String textAlign )
	{
		label.setTextAlign( textAlign );
	}
	/**