Bug 119603 [api][content assist] allow contributions to filter and sort proposals
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/PreferenceConstants.java
/**
	 * A named preference that controls whether the projects view's selection is
	 * linked to the active editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public static final String LINK_BROWSING_PROJECTS_TO_EDITOR= "org.eclipse.jdt.ui.browsing.projectstoeditor"; 
	/**
	 * A named preference that controls whether the packages view's selection is
	 * linked to the active editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public static final String LINK_BROWSING_PACKAGES_TO_EDITOR= "org.eclipse.jdt.ui.browsing.packagestoeditor"; 
	/**
	 * A named preference that controls whether the types view's selection is
	 * linked to the active editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public static final String LINK_BROWSING_TYPES_TO_EDITOR= "org.eclipse.jdt.ui.browsing.typestoeditor"; 
	/**
	 * A named preference that controls whether the members view's selection is
	 * linked to the active editor.