Bug 55895 import declarations are missing in quick outline
version: i2004-03-24 + plugin-export
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/JavaOutlineInformationControl.java
setChecked(checked);
			WorkbenchHelp.setHelp(this, IJavaHelpContextIds.LEXICAL_SORTING_BROWSING_ACTION);
		}
		public void run() {
			valueChanged(isChecked(), true);
		}
		private void valueChanged(final boolean on, boolean store) {
			setChecked(on);
			BusyIndicator.showWhile(fOutlineViewer.getControl().getDisplay(), new Runnable() {
				public void run() {
					fOutlineViewer.refresh(false);
				}
			});
			
			if (store)
				getDialogSettings().put(STORE_LEXICAL_SORTING_CHECKED, on);
		}
	}
	private class SortByDefiningTypeAction extends Action {
		
		private static final String STORE_SORT_BY_DEFINING_TYPE_CHECKED= "SortByDefiningType.isChecked"; 
		
		private TreeViewer fOutlineViewer;
		
		/** 
		 * Creates the action.
		 * 
		 * @param outlineViewer the outline viewer
		 */
		private SortByDefiningTypeAction(TreeViewer outlineViewer) {