Fix for bug #438164: %-formatting using Unicode objects.

This patch also does away with an incompatibility between Jython
and CPython.
diff --git a/Lib/test/test_unicode.py b/Lib/test/test_unicode.py
index b859fbb..c701e44 100644
--- a/Lib/test/test_unicode.py
+++ b/Lib/test/test_unicode.py
@@ -362,10 +362,7 @@
 
 verify(u"%(x)s, %(y)s" % {'x':u"abc", 'y':"def"} == u'abc, def')
 try:
-    if sys.platform[:4] != 'java':
-        value = u"%(x)s, %(ä)s" % {'x':u"abc", u'ä'.encode('utf-8'):"def"}
-    else:
-        value = u"%(x)s, %(ä)s" % {'x':u"abc", u'ä':"def"}
+    value = u"%(x)s, %(ä)s" % {'x':u"abc", u'ä':"def"}
 except KeyError:
     print '*** formatting failed for "%s"' % "u'abc, def'"
 else: