/usr/share/php/libzend-framework-php/ZendX/JQuery/Form/Decorator/ is in libzend-framework-zendx-php 1.11.11-0ubuntu3.
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..
/usr/share/php/libzend-framework-php/ZendX/JQuery/Form/Decorator/AccordionContainer.php
/usr/share/php/libzend-framework-php/ZendX/JQuery/Form/Decorator/AccordionPane.php
/usr/share/php/libzend-framework-php/ZendX/JQuery/Form/Decorator/DialogContainer.php
/usr/share/php/libzend-framework-php/ZendX/JQuery/Form/Decorator/TabContainer.php
/usr/share/php/libzend-framework-php/ZendX/JQuery/Form/Decorator/TabPane.php
/usr/share/php/libzend-framework-php/ZendX/JQuery/Form/Decorator/UiWidgetContainer.php
/usr/share/php/libzend-framework-php/ZendX/JQuery/Form/Decorator/UiWidgetElement.php
/usr/share/php/libzend-framework-php/ZendX/JQuery/Form/Decorator/UiWidgetElementMarker.php
/usr/share/php/libzend-framework-php/ZendX/JQuery/Form/Decorator/UiWidgetPane.php