 @return the list of controls for which tool-tips should automatically be displayed by the Build Settings dialog-page.
	 * 			May return {@code null} to signify that tool-tips are handled by the custom field-editor itself.
 @return the list of controls for which tool-tips should automatically be displayed by the Build Settings dialog-page.
	 * 			May return {@code null} to signify that tool-tips are handled by the custom field-editor itself. | ICustomBuildOptionEditor.java