Bug 85452 [IDE] (regression) Backdrop missing when all perspectives closed
I20050215-2300 - close all perspectives - the main page is blank - it should have a backdrop with text and button explaining how to open a perspective
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/IDEWorkbenchWindowAdvisor.java
});
        configurer.getWindow().addPerspectiveListener(
                new IPerspectiveListener() {
                    public void perspectiveActivated(IWorkbenchPage page,
                            IPerspectiveDescriptor perspective) {
                        updateTitle();
                    }
                    public void perspectiveChanged(IWorkbenchPage page,
                            IPerspectiveDescriptor perspective, String changeId) {
                        
                    }
                });
        configurer.getWindow().getPartService().addPartListener(
                new IPartListener2() {
                    public void partActivated(IWorkbenchPartReference ref) {
                        if (ref instanceof IEditorReference
                                || ref.getPage().getActiveEditor() == null) {
                            updateTitle();
                        }
                    }
                    public void partBroughtToTop(IWorkbenchPartReference ref) {
                        if (ref instanceof IEditorReference
                                || ref.getPage().getActiveEditor() == null) {
                            updateTitle();
                        }
                    }
                    public void partClosed(IWorkbenchPartReference ref) {
                        
                    }
                    public void partDeactivated(IWorkbenchPartReference ref) {