Bug 178325 ControlExample Tree tab forgets "Moveable Columns" attribute
3.3M6 test build - run the control example, go to the Tree tab - select all of the checkboxes in the "Other" group - change the Tree's style to SWT.MULTI - note that all of the checkboxes in the "Other" group except for "Moveable Columns" stay checked - on the Table tab this item stays checked with these steps
examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/TreeTab.java
item.setText (tableData [index]);
		} else {
			item.setText (node);
		}		
	}
	
	/**
	 * Creates the "Size" group.  The "Size" group contains
	 * controls that allow the user to change the size of
	 * the example widgets.
	 */
	void createSizeGroup () {
		super.createSizeGroup();
	
		packColumnsButton = new Button (sizeGroup, SWT.PUSH);
		packColumnsButton.setText (ControlExample.getResourceString("Pack_Columns"));
		packColumnsButton.addSelectionListener(new SelectionAdapter () {
			public void widgetSelected (SelectionEvent event) {
				packColumns (tree1);
				packColumns (tree2);
				setExampleWidgetSize ();
			}
		});
	}
	
	/**
	 * Creates the "Style" group.
	 */
	void createStyleGroup() {
		super.createStyleGroup();