Remove Windows XP SHA-256 and ECDSA logic.

net/data/ssl/scripts/generate-test-certs.sh

 #!/bin/sh
 
 # Copyright 2013 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.
 
 # This script generates a set of test (end-entity, intermediate, root)
 # certificates that can be used to test fetching of an intermediate via AIA.
 
 try() {
@@ skipping 134 matching lines @@
 try /bin/sh -c "cat out/2048-sha256-root.key out/2048-sha256-root.pem \
     > ../certificates/root_ca_cert.pem"
 try /bin/sh -c "cat out/ok_cert.key out/name_constraint_bad.pem \
     > ../certificates/name_constraint_bad.pem"
 try /bin/sh -c "cat out/ok_cert.key out/name_constraint_good.pem \
     > ../certificates/name_constraint_good.pem"
 try /bin/sh -c "cat out/ok_cert.key out/bad_validity.pem \
     > ../certificates/bad_validity.pem"
 
 # Now generate the one-off certs
-## SHA-256 general test cert
-try openssl req -x509 -days 3650 \
-    -config ../scripts/ee.cnf -newkey rsa:2048 -text \
-    -sha256 \
-    -out ../certificates/sha256.pem
-
 ## Self-signed cert for SPDY/QUIC/HTTP2 pooling testing
 try openssl req -x509 -days 3650 -extensions req_spdy_pooling \
     -config ../scripts/ee.cnf -newkey rsa:2048 -text \
     -out ../certificates/spdy_pooling.pem
 
 ## SubjectAltName parsing
 try openssl req -x509 -days 3650 -extensions req_san_sanity \
     -config ../scripts/ee.cnf -newkey rsa:2048 -text \
     -out ../certificates/subjectAltName_sanity_check.pem
 
@@ skipping 205 matching lines @@
 ## Block a leaf cert by issuer-hash-and-serial. However, this will be issued
 ## from an intermediate CA issued underneath a root.
 try python crlsetutil.py -o ../certificates/crlset_by_intermediate_serial.raw \
 <<CRLSETBYINTERMEDIATESERIAL
 {
   "BlockedByHash": {
     "../certificates/quic_intermediate.crt": [3]
   }
 }
 CRLSETBYINTERMEDIATESERIAL