Bug 223790 [Decorators] disappearing incoming decorators in synchronize view
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/IDecoration.java
/**
	 * Constants for placement of image decorations.
	 */
	public static final int TOP_LEFT = 0;
	/**
	 * Constant for the top right quadrant.
	 */
	public static final int TOP_RIGHT = 1;
	/**
	 * Constant for the bottom left quadrant.
	 */
	public static final int BOTTOM_LEFT = 2;
	/**
	 * Constant for the bottom right quadrant.
	 */
	public static final int BOTTOM_RIGHT = 3;
	/**
	 * Constant for the underlay.
	 */
	public static final int UNDERLAY = 4;
	/**
	 * Constant for replacing the original image.
	 * @since 3.4
	 */
	public static final int REPLACE = 5;
	
	/**
	 * Adds a prefix to the element's label.
	 * 
	 * @param prefix