lex.c (make_lang_type): Create TYPE_BINFO for TEMPLATE_TYPE_PARMs just like for non-template types.

	* lex.c (make_lang_type): Create TYPE_BINFO for
	TEMPLATE_TYPE_PARMs just like for non-template types.

[[Split portion of a mixed commit.]]

From-SVN: r27258.2

gcc/testsuite/g++.old-deja/g++.pt/virtual3.C

+// Build don't link:
+// Origin: Mark Mitchell <mark@codesourcery.com>
+
+template <typename X>
+struct S : virtual public X
+{
+  int i;
+};
+
+template <typename T>
+struct X : virtual public T, virtual public S<T>
+{
+  int i;
+
+  X () : i (3) {}
+};