Bug 177176 [Field Assist] [API] - Add 7x7 information control decoration to FieldDecorationRegistry
Please see attached zip file containing icon recommended by media design team.
bundles/org.eclipse.jface/src/org/eclipse/jface/fieldassist/FieldDecorationRegistry.java
* @param imageId
	 *            the id of the image in the JFaceResources image registry that
	 *            is used for this decorator
	 */
	public void registerFieldDecoration(String id, String description,
			String imageId) {
		decorations.put(id, new Entry(description, imageId, JFaceResources
				.getImageRegistry()));
		
		
		recomputeMaximums();
	}
	/**
	 * Registers a field decoration using the specified id. An image id and an
	 * image registry are supplied. The image will not be created until the
	 * decoration is requested.
	 * 
	 * @param id
	 *            the String id used to identify and access the decoration.
	 * @param description
	 *            the String description to be used in the decoration, or
	 *            <code>null</code> if the decoration has no description. *
	 * @param imageId
	 *            the id of the image in the supplied image registry that is
	 *            used for this decorator
	 * @param imageRegistry
	 *            the registry used to obtain the image
	 */
	public void registerFieldDecoration(String id, String description,
			String imageId, ImageRegistry imageRegistry) {