Bug 306366 [Model] Allow ModelComponent to contribute KeyBindings to a BindingTable
Currently one can only contribute a complete binding table but is not allowed to contribute a single keybinding.
bundles/org.eclipse.e4.ui.model.workbench.edit/src/org/eclipse/e4/ui/model/application/provider/ModelComponentItemProvider.java
IStructuredItemContentProvider,
		ITreeItemContentProvider,
		IItemLabelProvider,
		IItemPropertySource {
	/**
	 * This constructs an instance from a factory and a notifier.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ModelComponentItemProvider(AdapterFactory adapterFactory) {
		super(adapterFactory);
	}
	/**
	 * This returns the property descriptors for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
		if (itemPropertyDescriptors == null) {
			super.getPropertyDescriptors(object);
			addIdPropertyDescriptor(object);
			addTagsPropertyDescriptor(object);
			addPositionInParentPropertyDescriptor(object);
			addParentIDPropertyDescriptor(object);
			addProcessorPropertyDescriptor(object);
		}
		return itemPropertyDescriptors;