Refactor how net/data/verify_certificate_chain_unittest/*

net/data/verify_certificate_chain_unittest/target-signed-using-ecdsa/chain.pem

-[Created by: generate-target-signed-using-ecdsa.py]
+[Created by: generate-chains.py]
 
 Certificate chain with a trusted root using RSA, and intermediate using EC,
 and a target certificate using RSA. Verification is expected to succeed.
 
 Certificate:
     Data:
         Version: 3 (0x2)
         Serial Number: 1 (0x1)
     Signature Algorithm: ecdsa-with-SHA256
         Issuer: CN=Intermediate
@@ skipping 36 matching lines @@
             X509v3 CRL Distribution Points: 
 
                 Full Name:
                   URI:http://url-for-crl/Intermediate.crl
 
             X509v3 Key Usage: critical
                 Digital Signature, Key Encipherment
             X509v3 Extended Key Usage: 
                 TLS Web Server Authentication, TLS Web Client Authentication
     Signature Algorithm: ecdsa-with-SHA256
-         30:65:02:31:00:cb:9d:26:67:f3:0a:fe:93:3b:6b:f5:54:47:
-         6f:0b:d6:4d:e7:5a:35:7f:c1:a5:29:85:b0:e0:53:7f:ea:6c:
-         b1:7a:62:46:b9:89:65:71:63:13:7d:c2:7a:73:7a:92:c3:02:
-         30:54:0f:04:1c:7d:73:1e:e1:c2:f5:d0:61:39:11:e0:05:2a:
-         b4:b8:3e:3f:a1:94:47:f5:54:85:6e:e3:a3:67:5b:d0:0c:06:
-         5d:4f:55:03:75:ba:56:5e:59:c3:d8:e8:98
+         30:66:02:31:00:8b:f2:b6:e1:e9:b7:8d:6b:0e:21:17:26:a8:
+         5f:79:f8:2e:86:d1:4f:0e:3a:34:2f:75:ad:0a:14:26:5a:8d:
+         51:64:2c:80:b2:55:2a:36:07:f7:1a:92:79:63:24:61:b2:02:
+         31:00:a6:52:af:91:62:28:e6:06:25:8c:55:93:41:07:5a:ca:
+         a3:71:14:5f:91:b6:fa:4a:45:de:7e:2f:01:a4:cf:02:4f:86:
+         66:1e:bd:09:79:f7:3d:91:c8:1b:8f:c9:6a:d8
 -----BEGIN CERTIFICATE-----
-MIIC7DCCAnKgAwIBAgIBATAKBggqhkjOPQQDAjAXMRUwEwYDVQQDDAxJbnRlcm1l
+MIIC7TCCAnKgAwIBAgIBATAKBggqhkjOPQQDAjAXMRUwEwYDVQQDDAxJbnRlcm1l
 ZGlhdGUwHhcNMTUwMTAxMTIwMDAwWhcNMTYwMTAxMTIwMDAwWjARMQ8wDQYDVQQD
 DAZUYXJnZXQwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDmkBTXbF6F
 JCEXes7yij6DIOQ+689MBrsK1SHZK+EuFIogFsjJS1Xt6epI7e8DK94l3UGbDAu9
 +FjioLqSPwPeyuY1Qr6r4TMXrD68/JAq0sd2H1HSyumA4HY5q4hltOPqBd3Fjv5M
 hsMGSQyraaVPFMyCH7E99vnV1GFBNeXU908ar/uo/+97OJVAxVYypc+P1gTfI+tb
 9zKj16Hfy2c1JdZjktfa2YMgUlgd7248iJEUCMdwhbezk8GaUVfY1UyBg5aRtlq5
 tX77kL1xLgkEbvkL/1FD1CB37jE0mPjoj1oudfEPv2Q1pQDLSgBuRaMB15dGSVXB
 3y0xxJiuJbKzAgMBAAGjgekwgeYwHQYDVR0OBBYEFKDUNLS8J2iMOKCPOs9uWF9X
 l0S4MB8GA1UdIwQYMBaAFLEOaJRfqff4SwlCfa5aegW/5KHxMD8GCCsGAQUFBwEB
 BDMwMTAvBggrBgEFBQcwAoYjaHR0cDovL3VybC1mb3ItYWlhL0ludGVybWVkaWF0
 ZS5jZXIwNAYDVR0fBC0wKzApoCegJYYjaHR0cDovL3VybC1mb3ItY3JsL0ludGVy
 bWVkaWF0ZS5jcmwwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMB
-BggrBgEFBQcDAjAKBggqhkjOPQQDAgNoADBlAjEAy50mZ/MK/pM7a/VUR28L1k3n
-WjV/waUphbDgU3/qbLF6Yka5iWVxYxN9wnpzepLDAjBUDwQcfXMe4cL10GE5EeAF
-KrS4Pj+hlEf1VIVu46NnW9AMBl1PVQN1ulZeWcPY6Jg=
+BggrBgEFBQcDAjAKBggqhkjOPQQDAgNpADBmAjEAi/K24em3jWsOIRcmqF95+C6G
+0U8OOjQvda0KFCZajVFkLICyVSo2B/caknljJGGyAjEAplKvkWIo5gYljFWTQQda
+yqNxFF+RtvpKRd5+LwGkzwJPhmYevQl59z2RyBuPyWrY
 -----END CERTIFICATE-----
 
 Certificate:
     Data:
         Version: 3 (0x2)
         Serial Number: 2 (0x2)
     Signature Algorithm: sha256WithRSAEncryption
         Issuer: CN=Root
         Validity
             Not Before: Jan  1 12:00:00 2015 GMT
@@ skipping 123 matching lines @@
          f8:16:62:92:63:8d:82:05:73:a0:cb:b4:98:9c:67:7b:da:a9:
          9d:91:40:37:82:c1:12:ff:d7:0e:89:12:27:75:97:8d:af:dd:
          d5:e9:61:14:af:3d:5c:ad:cb:ed:73:0a:f6:6c:da:a2:d3:2a:
          5c:54:d0:68:4c:49:43:d6:7b:c7:18:6d:c6:2e:dc:a6:a7:3a:
          ab:b4:27:24:a1:b6:d4:1a:d0:b6:5c:80:6e:7c:66:31:99:56:
          a7:55:bf:65:ee:53:36:87:37:7d:6f:8c:64:d0:fa:27:bf:41:
          95:e2:42:6e:72:8f:14:34:e2:cd:b3:15:6f:72:cd:bb:43:0d:
          de:87:5c:b9:5f:d1:26:46:5e:26:25:f8:b8:bc:b8:58:d5:79:
          40:61:7d:de:a4:74:25:f0:cc:7a:45:e0:98:88:a9:7f:d1:93:
          ce:45:dc:59
------BEGIN TRUST_ANCHOR_UNCONSTRAINED-----
+-----BEGIN CERTIFICATE-----
 MIIDZTCCAk2gAwIBAgIBATANBgkqhkiG9w0BAQsFADAPMQ0wCwYDVQQDDARSb290
 MB4XDTE1MDEwMTEyMDAwMFoXDTE2MDEwMTEyMDAwMFowDzENMAsGA1UEAwwEUm9v
 dDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAPXGTu4/8Hxkw10JFQIc
 G/NDGaXBqaD7+Zju5K984q1RbcV0A03b8eBp7Zoj2M00C4NqMk4dwJH8iBcCDb1t
 2bmScWuPI0D5SP4WWa/0nDN9Pwhl//HlnE3o6HtKwxZtU52S14ablftdhm2vAN1v
 JQ1TcH62NhGU0ZC18W2osOgtDcWFtVBLfrBXjYJtu+CCZDuk1sTXCiyJYUeZZ15x
 H1xmFAj6KYgJOzhgTQFnU/4WhXBUv+Fedrgz45wXCKQP8sXhrJmUfhBHfVFDQoXf
 4ppTB8QvyL9W2gt/QW2PdkKwJTz7CvTQ0LN5cnANB5WXwRGC/8QT7A/Pu064Su3K
 PKMCAwEAAaOByzCByDAdBgNVHQ4EFgQUQ+fMPEU+WKdt0pBWjxaTni/zBi4wHwYD
 VR0jBBgwFoAUQ+fMPEU+WKdt0pBWjxaTni/zBi4wNwYIKwYBBQUHAQEEKzApMCcG
 CCsGAQUFBzAChhtodHRwOi8vdXJsLWZvci1haWEvUm9vdC5jZXIwLAYDVR0fBCUw
 IzAhoB+gHYYbaHR0cDovL3VybC1mb3ItY3JsL1Jvb3QuY3JsMA4GA1UdDwEB/wQE
 AwIBBjAPBgNVHRMBAf8EBTADAQH/MA0GCSqGSIb3DQEBCwUAA4IBAQAERBX3ko/9
 HxP7JhLYBHpbF20ckyKlDGxE0gkpJ9p6SX+IR0ME29dQaKrJGDT8MtLELUS9xhk2
 aNNE5zpMudDYlAoGvTp2rYGaPvqzkKwx1S1tgp/wnqEsdA74FmKSY42CBXOgy7SY
 nGd72qmdkUA3gsES/9cOiRIndZeNr93V6WEUrz1crcvtcwr2bNqi0ypcVNBoTElD
 1nvHGG3GLtympzqrtCckobbUGtC2XIBufGYxmVanVb9l7lM2hzd9b4xk0Ponv0GV
 4kJuco8UNOLNsxVvcs27Qw3eh1y5X9EmRl4mJfi4vLhY1XlAYX3epHQl8Mx6ReCY
 iKl/0ZPORdxZ
------END TRUST_ANCHOR_UNCONSTRAINED-----
-
-150302120000Z
------BEGIN TIME-----
-MTUwMzAyMTIwMDAwWg==
------END TIME-----
-
-SUCCESS
------BEGIN VERIFY_RESULT-----
-U1VDQ0VTUw==
------END VERIFY_RESULT-----
-
-serverAuth
------BEGIN KEY_PURPOSE-----
-c2VydmVyQXV0aA==
------END KEY_PURPOSE-----
+-----END CERTIFICATE-----