his API will treat all additional file change as
 a non incremental event.

 <p>Changes to files returned in this list will trigger a new execution of the Transform
 even if the qualified-content inputs haven't been touched.

 <p>Any changes to these files will trigger a non incremental execution.

 <p>The default implementation returns an empty collection.</div>
</li>
</ul>
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<h4>getSecondaryFiles</h4>
<pre>@NonNull
