* instead of setting savesize in each of the tstringdef constructors, added an
  tstringdef.size overriden method, which returns the proper size according to
  the string type



git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@27240 3ad0048d-3df7-0310-abae-a5850022a9f2