Bug 198971 [CommonNavigator] Provide extension schema for setting help ID
I haven't been able to find a way to set the help ID for a view using the common resource navigator. It seems that having schema support for this would be the best way to handle this.
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/internal/navigator/extensions/NavigatorViewerDescriptor.java
/**
	 * @param binding
	 */
	public void setContentBinding(Binding binding) {
		contentBinding = binding;
	}
	
	/**
	 * @return the content Binding
	 */
	public Binding getContentBinding() {
		return contentBinding;
	}
	
	/**
	 * @param binding
	 */
	public void setActionBinding(Binding binding) {
		actionBinding = binding;
	}
	
	/**
	 * @return the action Binding
	 */
	public Binding getActionBinding() {
		return actionBinding;
	}
	
	/**
	 * @param assistants