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
/**
	 * Registers a field decoration using the specified id. The lifecyle of the
	 * supplied image should be managed by the client. That is, it will never be
	 * disposed by this registry and the decoration should be removed from the
	 * registry if the image is ever disposed elsewhere.
	 * 
	 * @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 image
	 *            the image to be used in the decoration
	 */
	public void registerFieldDecoration(String id, String description,
			Image image) {
		decorations.put(id, new Entry(description, image));
		
		recomputeMaximums();
	}
	/**
	 * Registers a field decoration using the specified id. An image id of an
	 * image located in the default JFaceResources image registry is 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. *