Bug 33216 Source actions in context menu on types inconsistency
1) select a type in the package explorer 2) bring up the context menu ->the source actions are shown in-line and the menu is huge. Given that we show a source submenu in other parts (e.g. the editor) and do the same for the refactoring actions we should also move the source actions into a submenu.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/TypeHierarchyViewPart.java
fCurrentViewerIndex= -1;
		setView(currViewerIndex);
				
		return fViewerbook;
	}
	
	private KeyListener createKeyListener() {
		return new KeyAdapter() {
			public void keyReleased(KeyEvent event) {
				if (event.stateMask == 0) {
					if (event.keyCode == SWT.F5) {
						updateHierarchyViewer(false);
						return;
					} else if (event.character == SWT.DEL){
						if (fCCPActionGroup.getDeleteAction().isEnabled())
							fCCPActionGroup.getDeleteAction().run();
						return;	
					}
 				}
				viewPartKeyShortcuts(event);					
			}
		};		
	}
	
	private void initializeTypesViewer(final TypeHierarchyViewer typesViewer, KeyListener keyListener, String cotextHelpId) {
		typesViewer.getControl().setVisible(false);
		typesViewer.getControl().addKeyListener(keyListener);
		typesViewer.initContextMenu(new IMenuListener() {