docs: public void setDeprecatedProperties() {
  		DeprecationContext deprecations = deprecationContext.get();
  		Properties props = getProps();
  		Properties overlay = getOverlay();
  		for (Map.Entry<String, DeprecatedKeyInfo> entry :
  				deprecations.getDeprecatedKeyMap().entrySet()) {
  			String depKey = entry.getKey();
  			if (!overlay.contains(depKey)) {
  				for (String newKey : entry.getValue().newKeys) {
  					String val = overlay.getProperty(newKey);
  					if (val != null) {
  						props.setProperty(depKey, val);
  						overlay.setProperty(depKey, val);
  						break;
  					}
  				}
  			}
  		}
  	}