Bug 124569 [projection] expose projection model updater on JavaEditor
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
* Holds the current occurrence annotations.
	 * @since 3.0
	 */
	private Annotation[] fOccurrenceAnnotations= null;
	/**
	 * Tells whether all occurrences of the element at the
	 * current caret location are automatically marked in
	 * this editor.
	 * @since 3.0
	 */
	private boolean fMarkOccurrenceAnnotations;
	/**
	 * Tells whether the occurrence annotations are sticky
	 * i.e. whether they stay even if there's no valid Java
	 * element at the current caret position.
	 * Only valid if {@link #fMarkOccurrenceAnnotations} is <code>true</code>.
	 * @since 3.0
	 */
	private boolean fStickyOccurrenceAnnotations;
	/**
	 * Tells whether to mark type occurrences in this editor.
	 * Only valid if {@link #fMarkOccurrenceAnnotations} is <code>true</code>.
	 * @since 3.0
	 */
	private boolean fMarkTypeOccurrences;
	/**
	 * Tells whether to mark method occurrences in this editor.
	 * Only valid if {@link #fMarkOccurrenceAnnotations} is <code>true</code>.
	 * @since 3.0
	 */