@Override
    public FindUsagesHandler createFindUsagesHandler(PsiElement element, boolean forHighlightUsages) {
        return new SdFindUsagesHandler(element);
    }
This class is used for the extension (in plugin.xml) to the class SdFindUsagesHandler.

@author Shahar Ariel
integration/intellij/src/main/java/ai/vespa/intellij/schema/findUsages/SdFindUsagesHandlerFactory.java