code: @Deprecated
  	protected final boolean enhanceSuperType(List<LightweightTypeReference> superTypes, List<LightweightTypeReference> initiallyRequested,
  			ParameterizedTypeReference result) {
  		CommonSuperTypeFinder typeFinder = newCommonSuperTypeFinder(superTypes.get(0).getOwner());
  		typeFinder.requestsInProgress = Lists.newArrayList();
  		typeFinder.requestsInProgress.add(initiallyRequested);
  		return typeFinder.enhanceSuperType(superTypes, result);
  	}
docs: Logic was moved to inner class CommonSuperTypeFinder in the context of bug 495314.
  
  This method is scheduled for deletion in Xtext 2.15
  
  @deprecated see {@link CommonSuperTypeFinder#enhanceSuperType(List, ParameterizedTypeReference)}