Move Cast certificate verification code from extensions to components.

extensions/test/data/cast_certificates/chromecast_gen2.pem

Index: extensions/test/data/cast_certificates/chromecast_gen2.pem
diff --git a/extensions/test/data/cast_certificates/chromecast_gen2.pem b/extensions/test/data/cast_certificates/chromecast_gen2.pem
deleted file mode 100644
index 8b46b4dda0fb41a4a8ac295fb571ee58f3527497..0000000000000000000000000000000000000000
--- a/extensions/test/data/cast_certificates/chromecast_gen2.pem
+++ /dev/null
@@ -1,157 +0,0 @@
-$ openssl x509 -text -noout < [CERTIFICATE]
-Certificate:
-    Data:
-        Version: 3 (0x2)
-        Serial Number: 1426540495 (0x550747cf)
-    Signature Algorithm: sha1WithRSAEncryption
-        Issuer: C=US, ST=California, L=Mountain View, O=Google Inc, OU=Cast, CN=Chromecast ICA 3
-        Validity
-            Not Before: Mar 16 21:14:55 2015 GMT
-            Not After : Mar 11 21:14:55 2035 GMT
-        Subject: C=US, OU=Cast, O=Google Inc, ST=California, L=Mountain View, CN=3ZZAK6 FA8FCA3F0D35
-        Subject Public Key Info:
-            Public Key Algorithm: rsaEncryption
-                Public-Key: (2048 bit)
-                Modulus:
-                    00:e1:46:5f:71:bd:c6:2d:e4:02:a6:0d:21:cf:33:
-                    a0:e8:ea:fb:88:54:a1:b4:83:49:9e:9e:10:c4:dd:
-                    c3:5a:fe:9b:89:29:1c:ce:bc:3b:d2:67:0e:85:e1:
-                    c3:8a:1e:4b:fd:9b:ba:97:94:38:43:74:5b:0d:17:
-                    c7:bf:c0:9c:d9:01:11:f1:d5:cb:94:41:ac:81:0a:
-                    fb:78:39:ef:c3:48:e6:b5:97:be:8a:a1:56:f4:9f:
-                    d4:fb:21:b3:a7:a0:7f:30:83:1e:27:1a:4d:18:aa:
-                    2d:f1:45:03:32:aa:0c:36:84:0e:b7:1f:69:b4:ed:
-                    75:f4:d1:a1:97:70:2b:90:de:f9:b2:b3:0b:a3:b2:
-                    18:b6:35:f5:bb:04:4c:ee:84:52:58:6b:ca:96:0b:
-                    ba:cc:3e:31:5d:85:67:79:2e:05:05:ca:30:fa:2a:
-                    6a:23:02:02:d7:d9:41:ab:af:c5:d0:bb:a7:64:d7:
-                    04:dd:c8:0b:47:68:7e:12:81:a6:2f:5c:37:35:24:
-                    7a:7f:53:c4:45:1d:fa:09:a9:57:18:90:3e:1a:26:
-                    81:3c:9e:e8:08:a6:55:8c:de:1c:c2:b1:9b:24:6c:
-                    50:48:ef:b9:b9:9a:c8:4d:3b:b3:55:90:1c:13:3f:
-                    8d:19:26:5a:b7:d6:1f:30:8b:c5:ac:6b:a1:08:4a:
-                    ca:59
-                Exponent: 65537 (0x10001)
-        X509v3 extensions:
-            X509v3 Basic Constraints: 
-                CA:FALSE
-            X509v3 Key Usage: 
-                Digital Signature
-            X509v3 Extended Key Usage: 
-                TLS Web Client Authentication
-    Signature Algorithm: sha1WithRSAEncryption
-         63:5e:22:cf:b0:8f:88:b4:64:a2:77:85:29:52:86:13:e1:88:
-         ea:74:06:51:fe:21:45:3d:62:dd:7c:09:c9:c0:64:95:99:6d:
-         55:99:ea:34:23:d8:1f:aa:d9:bd:b6:91:19:7a:2d:0e:5c:ff:
-         63:d1:ff:a2:b9:f4:bd:b3:a6:34:83:79:c8:02:f3:67:22:ca:
-         a9:aa:aa:f5:ef:7b:ee:7d:0b:ef:f2:f7:e6:e9:ca:ec:c5:cd:
-         bc:18:ff:0c:44:ee:6e:e6:09:44:39:fa:6f:19:b0:be:5f:4b:
-         ae:68:37:83:02:b2:af:fe:6b:05:68:97:65:2e:79:15:cb:91:
-         81:58:b7:f6:4e:f2:ef:e1:b6:93:8b:a0:a2:9d:8d:e9:05:db:
-         dc:78:09:cb:05:b0:72:b3:50:d9:0d:ac:c2:11:94:7b:9a:16:
-         dc:41:34:4a:ae:b4:fa:fd:10:5f:4f:c8:46:33:79:33:6e:a8:
-         95:d6:92:7d:bb:04:6d:01:99:60:7b:b1:d9:14:bb:7e:8a:2f:
-         51:e4:59:02:3a:52:d4:d2:d2:93:d3:f3:3b:ae:1a:6c:50:9f:
-         99:50:28:a2:2e:e1:e1:60:17:1c:31:17:3f:bb:75:a7:bc:d6:
-         9d:0c:58:a9:fe:69:14:b9:4e:ea:d4:26:f2:5a:ae:26:ba:ff:
-         ef:43:ee:03
------BEGIN CERTIFICATE-----
-MIIDojCCAoqgAwIBAgIEVQdHzzANBgkqhkiG9w0BAQUFADB5MQswCQYDVQQGEwJVUzETMBEGA1U
-ECAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzETMBEGA1UECgwKR29vZ2xlIE
-luYzENMAsGA1UECwwEQ2FzdDEZMBcGA1UEAwwQQ2hyb21lY2FzdCBJQ0EgMzAeFw0xNTAzMTYyM
-TE0NTVaFw0zNTAzMTEyMTE0NTVaMHwxCzAJBgNVBAYTAlVTMQ0wCwYDVQQLDARDYXN0MRMwEQYD
-VQQKDApHb29nbGUgSW5jMRMwEQYDVQQIDApDYWxpZm9ybmlhMRYwFAYDVQQHDA1Nb3VudGFpbiB
-WaWV3MRwwGgYDVQQDDBMzWlpBSzYgRkE4RkNBM0YwRDM1MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ
-8AMIIBCgKCAQEA4UZfcb3GLeQCpg0hzzOg6Or7iFShtINJnp4QxN3DWv6biSkczrw70mcOheHDi
-h5L/Zu6l5Q4Q3RbDRfHv8Cc2QER8dXLlEGsgQr7eDnvw0jmtZe+iqFW9J/U+yGzp6B/MIMeJxpN
-GKot8UUDMqoMNoQOtx9ptO119NGhl3ArkN75srMLo7IYtjX1uwRM7oRSWGvKlgu6zD4xXYVneS4
-FBcow+ipqIwIC19lBq6/F0LunZNcE3cgLR2h+EoGmL1w3NSR6f1PERR36CalXGJA+GiaBPJ7oCK
-ZVjN4cwrGbJGxQSO+5uZrITTuzVZAcEz+NGSZat9YfMIvFrGuhCErKWQIDAQABoy8wLTAJBgNVH
-RMEAjAAMAsGA1UdDwQEAwIHgDATBgNVHSUEDDAKBggrBgEFBQcDAjANBgkqhkiG9w0BAQUFAAOC
-AQEAY14iz7CPiLRkoneFKVKGE+GI6nQGUf4hRT1i3XwJycBklZltVZnqNCPYH6rZvbaRGXotDlz
-/Y9H/orn0vbOmNIN5yALzZyLKqaqq9e977n0L7/L35unK7MXNvBj/DETubuYJRDn6bxmwvl9Lrm
-g3gwKyr/5rBWiXZS55FcuRgVi39k7y7+G2k4ugop2N6QXb3HgJywWwcrNQ2Q2swhGUe5oW3EE0S
-q60+v0QX0/IRjN5M26oldaSfbsEbQGZYHux2RS7foovUeRZAjpS1NLSk9PzO64abFCfmVAooi7h
-4WAXHDEXP7t1p7zWnQxYqf5pFLlO6tQm8lquJrr/70PuAw==
------END CERTIFICATE-----
-
-$ openssl x509 -text -noout < [CERTIFICATE]
-Certificate:
-    Data:
-        Version: 3 (0x2)
-        Serial Number: 36 (0x24)
-    Signature Algorithm: sha256WithRSAEncryption
-        Issuer: C=US, ST=California, L=Mountain View, O=Google Inc, OU=Cast, CN=Cast Root CA
-        Validity
-            Not Before: Mar 12 16:44:39 2015 GMT
-            Not After : Mar  9 16:44:39 2025 GMT
-        Subject: C=US, ST=California, L=Mountain View, O=Google Inc, OU=Cast, CN=Chromecast ICA 3
-        Subject Public Key Info:
-            Public Key Algorithm: rsaEncryption
-                Public-Key: (2048 bit)
-                Modulus:
-                    00:d1:de:fb:ad:8b:43:07:28:ae:56:2d:f2:73:2a:
-                    1f:63:43:76:6d:8d:b8:d1:d4:90:29:1b:91:68:4a:
-                    55:41:a0:d5:61:b4:ec:dd:ae:e1:fa:a7:b6:38:c4:
-                    de:19:e1:33:4d:9a:29:f1:48:e2:6b:a7:2c:21:14:
-                    22:3f:87:81:f3:71:2c:e6:43:1c:b8:d4:ec:cf:67:
-                    2f:b2:a2:75:8b:10:bd:f9:e7:c9:5c:de:05:a9:b4:
-                    86:b7:68:7d:a7:76:85:e2:65:b8:76:51:4f:b9:60:
-                    5d:7e:2b:64:48:12:66:d9:a7:bb:7c:d7:48:88:8a:
-                    89:f9:18:14:8a:15:32:6a:1b:3f:40:64:3c:80:d3:
-                    e5:72:ee:3b:6f:88:bb:93:1a:17:3c:35:cb:d4:5b:
-                    d8:f4:50:06:08:88:0a:e5:c2:3c:b5:8d:9b:99:82:
-                    26:a3:9b:b9:e5:01:90:b7:c9:dd:ff:0f:f6:cf:b4:
-                    9b:f8:4a:70:40:03:ed:aa:38:35:92:49:4a:5a:20:
-                    67:92:5e:25:a8:6b:6c:49:28:45:41:b3:95:1d:a1:
-                    ad:ef:c3:5a:12:35:a6:2f:44:f4:fb:36:cc:f9:ff:
-                    d4:6c:a8:60:e6:09:17:a6:a0:13:23:09:96:6f:dd:
-                    3e:fd:fa:5a:e7:9a:06:13:e5:07:0e:7d:5c:0f:d1:
-                    46:85
-                Exponent: 65537 (0x10001)
-        X509v3 extensions:
-            X509v3 Basic Constraints: 
-                CA:TRUE, pathlen:0
-            X509v3 Subject Key Identifier: 
-                42:D6:3C:83:4E:4E:83:36:F4:2D:80:12:18:B0:FA:64:ED:CB:91:DD
-            X509v3 Authority Key Identifier: 
-                keyid:7C:9A:1E:7D:DF:79:54:BC:D7:CC:5E:CA:99:86:45:79:65:74:28:19
-
-            X509v3 Key Usage: 
-                Certificate Sign, CRL Sign
-    Signature Algorithm: sha256WithRSAEncryption
-         4c:c7:77:4b:09:75:84:ab:84:0c:93:1a:a3:1f:0a:02:b2:28:
-         00:f3:eb:c1:e9:52:0c:7b:38:7b:02:d4:32:31:21:d1:85:b0:
-         23:42:e0:26:05:e0:11:21:fc:b4:b3:7e:3d:aa:4a:54:a9:08:
-         e6:79:27:fc:bd:fd:31:d8:d2:c2:de:96:0e:36:f9:f8:67:ca:
-         f3:59:7a:a8:ef:a2:bd:a6:73:ea:e8:ab:5d:25:05:9d:72:2d:
-         ff:0a:2c:7f:af:97:c6:c3:bf:b5:76:05:a0:00:11:1b:83:99:
-         4c:8b:c8:b8:4b:76:79:03:56:cb:ea:cc:f2:02:bc:23:8b:1a:
-         a6:7f:7f:4b:9d:7d:6a:69:cd:e3:50:78:b9:5c:ad:59:3e:dd:
-         d3:8c:2f:0a:fb:dd:03:c0:77:84:e6:a9:26:17:14:24:a2:7b:
-         3d:3c:b7:3c:d8:08:31:a4:4b:68:8b:0c:83:25:69:eb:68:42:
-         a2:87:a0:a1:dd:5a:1a:4a:1c:ed:28:01:3d:ad:51:d6:5c:ef:
-         4b:80:d2:7e:23:fc:bd:1a:02:30:d0:46:b8:b1:ab:0f:c7:28:
-         ee:da:ba:e7:d6:3e:a4:a9:26:ec:d4:73:41:c5:9b:68:8a:a8:
-         c6:15:39:33:4d:48:7e:6a:2f:4b:1c:6d:af:23:02:6d:e8:2f:
-         ce:16:b8:4b
------BEGIN CERTIFICATE-----
-MIIDyTCCArGgAwIBAgIBJDANBgkqhkiG9w0BAQsFADB1MQswCQYDVQQGEwJVUzETMBEGA1UECAw
-KQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzETMBEGA1UECgwKR29vZ2xlIEluYz
-ENMAsGA1UECwwEQ2FzdDEVMBMGA1UEAwwMQ2FzdCBSb290IENBMB4XDTE1MDMxMjE2NDQzOVoXD
-TI1MDMwOTE2NDQzOVoweTELMAkGA1UEBhMCVVMxEzARBgNVBAgMCkNhbGlmb3JuaWExFjAUBgNV
-BAcMDU1vdW50YWluIFZpZXcxEzARBgNVBAoMCkdvb2dsZSBJbmMxDTALBgNVBAsMBENhc3QxGTA
-XBgNVBAMMEENocm9tZWNhc3QgSUNBIDMwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQ
-DR3vuti0MHKK5WLfJzKh9jQ3ZtjbjR1JApG5FoSlVBoNVhtOzdruH6p7Y4xN4Z4TNNminxSOJrp
-ywhFCI/h4HzcSzmQxy41OzPZy+yonWLEL3558lc3gWptIa3aH2ndoXiZbh2UU+5YF1+K2RIEmbZ
-p7t810iIion5GBSKFTJqGz9AZDyA0+Vy7jtviLuTGhc8NcvUW9j0UAYIiArlwjy1jZuZgiajm7n
-lAZC3yd3/D/bPtJv4SnBAA+2qODWSSUpaIGeSXiWoa2xJKEVBs5Udoa3vw1oSNaYvRPT7Nsz5/9
-RsqGDmCRemoBMjCZZv3T79+lrnmgYT5QcOfVwP0UaFAgMBAAGjYDBeMA8GA1UdEwQIMAYBAf8CA
-QAwHQYDVR0OBBYEFELWPINOToM29C2AEhiw+mTty5HdMB8GA1UdIwQYMBaAFHyaHn3feVS818xe
-ypmGRXlldCgZMAsGA1UdDwQEAwIBBjANBgkqhkiG9w0BAQsFAAOCAQEATMd3Swl1hKuEDJMaox8
-KArIoAPPrwelSDHs4ewLUMjEh0YWwI0LgJgXgESH8tLN+PapKVKkI5nkn/L39MdjSwt6WDjb5+G
-fK81l6qO+ivaZz6uirXSUFnXIt/wosf6+XxsO/tXYFoAARG4OZTIvIuEt2eQNWy+rM8gK8I4sap
-n9/S519amnN41B4uVytWT7d04wvCvvdA8B3hOapJhcUJKJ7PTy3PNgIMaRLaIsMgyVp62hCooeg
-od1aGkoc7SgBPa1R1lzvS4DSfiP8vRoCMNBGuLGrD8co7tq659Y+pKkm7NRzQcWbaIqoxhU5M01
-IfmovSxxtryMCbegvzha4Sw==
------END CERTIFICATE-----