Bug 211610 [Forms] Adopt new MPE key binding API
bundles/org.eclipse.ui.forms/src/org/eclipse/ui/forms/editor/SharedHeaderFormEditor.java
/**
	 * Returns the form that owns the shared header.
	 * 
	 * @return the shared header
	 */
	public IManagedForm getHeaderForm() {
		return headerForm;
	}
	
	protected void createPages() {
		super.createPages();
		
		
		if (getActivePage() == -1) {
			
			super.setActivePage(0);
		}
	}
	
	protected void setActivePage(int pageIndex) {
		
		wasHeaderActive= false;
		super.setActivePage(pageIndex);
	}
	
	public void setFocus() {
		installActivationListener();
		if (wasHeaderActive)
			((ManagedForm) getHeaderForm()).setFocus();
		else {