Bug 18067 Packages View filters not applied when eclipse restarted
Eclipse F1 1) Create a java project with a .classpath file 2) In the packages view open the filter dialog and uncheck "Hide .* files". 3) Notice that the .classpath file is visible 4) Exit eclipse 5) Launch eclipse again. 6) Notice that the .classpath file is not visible in the packages view 7) Open the filter dialog for the Packages view. Notice that "Hide .* files" is still unchecked.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/browsing/JavaBrowsingPart.java
final protected void setHelp() {
		JavaUIHelp.setHelp(fViewer, getHelpContextId());
	}
	/**
	 * Returns the context ID for the Help system
	 * 
	 * @return	the string used as ID for the Help context
	 */
	abstract protected String getHelpContextId();
	/**
	 * Adds additional listeners to this view.
	 * This method can be overridden but should
	 * call super.
	 */
	protected void hookViewerListeners() {
		fViewer.addSelectionChangedListener(new ISelectionChangedListener() {
			public void selectionChanged(SelectionChangedEvent event) {
				if (!fProcessSelectionEvents)
					return;
				IWorkbenchPage page= getSite().getPage();
				if (page == null)
					return;
				if (page.equals(JavaPlugin.getActivePage()) && JavaBrowsingPart.this.equals(page.getActivePart())) {
					linkToEditor((IStructuredSelection)event.getSelection());
				}
			}
		});
		fViewer.addOpenListener(new IOpenListener() {
			public void open(OpenEvent event) {
				IAction open= fOpenEditorGroup.getOpenAction();