Bug 51609 Not all interfaces shown in Type Hierarchy
I200402102000 Open Type Hierarchy on package junit.framework. Observe: only one interface instead of three is shown. Nothing in .log
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/TraditionalHierarchyViewer.java
public TraditionalHierarchyViewer(Composite parent, TypeHierarchyLifeCycle lifeCycle, IWorkbenchPart part) {
		super(parent, new TraditionalHierarchyContentProvider(lifeCycle), lifeCycle, part);
	}
	
	/*
	 * @see TypeHierarchyViewer#getTitle
	 */	
	public String getTitle() {
		if (isMethodFiltering()) {
			return TypeHierarchyMessages.getString("TraditionalHierarchyViewer.filtered.title"); 
		} else {
			return TypeHierarchyMessages.getString("TraditionalHierarchyViewer.title"); 
		}
	}