Drop virtual

cffi virtual doesn't work, as packages need to rebuilt on bump of
dev-python/cffi

Signed-off-by: Justin Lecher <jlec@gentoo.org>

virtual/python-cffi/metadata.xml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
-<pkgmetadata>
-  <herd>python</herd>
-  <maintainer>
-    <email>jlec@gentoo.org</email>
-  </maintainer>
-</pkgmetadata>

virtual/python-cffi/python-cffi-0.ebuild

@@ -1,25 +0,0 @@
-# Copyright 1999-2015 Gentoo Foundation
-# Distributed under the terms of the GNU General Public License v2
-# $Id$
-
-EAPI=5
-
-PYTHON_COMPAT=( python2_7 python3_{3,4,5} pypy pypy3 )
-
-inherit python-r1
-
-DESCRIPTION="A Virtual for Python foreign function interface"
-HOMEPAGE=""
-SRC_URI=""
-
-SLOT="0"
-LICENSE=""
-KEYWORDS="alpha amd64 arm ~arm64 hppa ia64 ~m68k ~mips ppc ppc64 ~s390 ~sh sparc x86 ~amd64-linux ~x86-linux"
-IUSE=""
-
-REQUIRED_USE="${PYTHON_REQUIRED_USE}"
-
-RDEPEND="
-	${PYTHON_DEPS}
-	$(python_gen_cond_dep 'dev-python/cffi' 'python*')"
-DEPEND=""