Bug 8815 Open Hierarchy does not set focus correctly
If I open the type hierarchy then the Hierarchy view has the focus but the element inside its viewer is gray - it should be blue. This affects the Java Browsers: the selection is not propagated and the Members view remains empty.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/TypeHierarchyViewPart.java
updateTitle();
			enableMemberFilter(false);
		}
	}
	
	private void clearInput() {
		fInputElement= null;
		fHierarchyLifeCycle.freeHierarchy();
		
		updateHierarchyViewer();
		updateToolbarButtons();
	}
	/*
	 * @see IWorbenchPart#setFocus
	 */	
	public void setFocus() {
		fPagebook.setFocus();
	}
	/*
	 * @see IWorkbenchPart#dispose
	 */	
	public void dispose() {
		fHierarchyLifeCycle.freeHierarchy();
		fHierarchyLifeCycle.removeChangedListener(fTypeHierarchyLifeCycleListener);
		fPaneLabelProvider.dispose();
		getSite().getPage().removePartListener(fPartListener);
		if (fHierarchyProblemListener != null) {
			JavaPlugin.getDefault().getProblemMarkerManager().removeListener(fHierarchyProblemListener);
		}
		if (fMethodsViewer != null) {