[document] added missing constructor parameter
https://bugs.eclipse.org/bugs/show_bug.cgi?id=447301

Change-Id: I0dc647ef6fef1a3b476acadccb693a5d10ec7bd7
[xbase][jvmmodel] Added JvmTypesBuilder.toEnumerationType without initializer
https://bugs.eclipse.org/bugs/show_bug.cgi?id=448855

Change-Id: Ifaade57268ae7b583c854a12d8f481b80f37ccd0