Refactor how net/data/verify_certificate_chain_unittest/*

net/data/verify_certificate_chain_unittest/generate-target-signed-with-md5.py

Index: net/data/verify_certificate_chain_unittest/generate-target-signed-with-md5.py
diff --git a/net/data/verify_certificate_chain_unittest/generate-target-signed-with-md5.py b/net/data/verify_certificate_chain_unittest/generate-target-signed-with-md5.py
deleted file mode 100755
index 6b9adc0e865b0984eeeb45261cab0263fe5a1710..0000000000000000000000000000000000000000
--- a/net/data/verify_certificate_chain_unittest/generate-target-signed-with-md5.py
+++ /dev/null
@@ -1,33 +0,0 @@
-#!/usr/bin/python
-# Copyright (c) 2015 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-"""Certificate chain with an intermediate that uses MD5 to sign the target
-certificate. This is expected to fail because MD5 is too weak."""
-
-import common
-
-# Self-signed root certificate (used as trust anchor).
-root = common.create_self_signed_root_certificate('Root')
-
-# Intermediate.
-intermediate = common.create_intermediate_certificate('Intermediate', root)
-
-# Target certificate.
-target = common.create_end_entity_certificate('Target', intermediate)
-target.set_signature_hash('md5')
-
-chain = [target, intermediate]
-trusted = common.TrustAnchor(root, constrained=False)
-time = common.DEFAULT_TIME
-key_purpose = common.DEFAULT_KEY_PURPOSE
-verify_result = False
-errors = """----- Certificate i=0 (CN=Target) -----
-ERROR: Unacceptable signature algorithm
-ERROR: VerifySignedData failed
-
-"""
-
-common.write_test_file(__doc__, chain, trusted, time, key_purpose,
-                       verify_result, errors)