Bug 11767 java browsing: ignores 'package name shortening' preference
java browsing has a packages view but ingores my preference to shorten package names
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/browsing/PackagesView.java
/**
	 * Adds filters the viewer of this part.
	 */
	protected void addFilters() {
		getViewer().addFilter(new EmptyInnerPackageFilter());
		getViewer().addFilter(new NonJavaElementFilter());
		getViewer().addFilter(new LibraryFilter());
		JavaElementPatternFilter patternFilter= new JavaElementPatternFilter();
		patternFilter.setPatterns(new String[] {"CVS", "*.CVS"});
		getViewer().addFilter(patternFilter);
	}