VEC re-write [patch 06/25]

[Diego Novillo]

[ The patch is too big for e-mail.  It's available at http://www.airs.com/~dnovillo/pub/vec-rewrite/06vec.diff ]

2012-11-15  Diego Novillo  <dnovillo@google.com>

	Adjust for new vec API (http://gcc.gnu.org/wiki/cxx-conversion/cxx-vec)

	* Make-lang.in: Remove dependencies on vecir.h and vecprim.h everywhere.
	* call.c: Use new vec API in vec.h.
	* class.c: Likewise.
	* cp-gimplify.c: Likewise.
	* cp-tree.h: Likewise.
	* cvt.c: Likewise.
	* decl.c: Likewise.
	* decl2.c: Likewise.
	* error.c: Likewise.
	* except.c: Likewise.
	* init.c: Likewise.
	* mangle.c: Likewise.
	* method.c: Likewise.
	* name-lookup.c: Likewise.
	* name-lookup.h: Likewise.
	* parser.c: Likewise.
	* parser.h: Likewise.
	* pt.c: Likewise.
	* repo.c: Likewise.
	* rtti.c: Likewise.
	* search.c: Likewise.
	* semantics.c: Likewise.
	* tree.c: Likewise.
	* typeck.c: Likewise.
	* typeck2.c: Likewise.