Add CertIssuerSourceAia: authorityInfoAccess fetching for CertPathBuilder.

net/data/cert_issuer_source_aia_unittest/target_no_aia.pem

Index: net/data/cert_issuer_source_aia_unittest/target_no_aia.pem
diff --git a/net/data/cert_issuer_source_aia_unittest/target_no_aia.pem b/net/data/cert_issuer_source_aia_unittest/target_no_aia.pem
new file mode 100644
index 0000000000000000000000000000000000000000..c34cdf313043e78b428c48f90b21e59d9b591dbe
--- /dev/null
+++ b/net/data/cert_issuer_source_aia_unittest/target_no_aia.pem
@@ -0,0 +1,84 @@
+Certificate:
+    Data:
+        Version: 3 (0x2)
+        Serial Number: 1 (0x1)
+    Signature Algorithm: sha256WithRSAEncryption
+        Issuer: CN=I
+        Validity
+            Not Before: Jan  1 12:00:00 2015 GMT
+            Not After : Jan  1 12:00:00 2016 GMT
+        Subject: CN=target
+        Subject Public Key Info:
+            Public Key Algorithm: rsaEncryption
+                Public-Key: (2048 bit)
+                Modulus:
+                    00:c5:7a:06:93:cf:7e:69:04:45:15:1e:b2:5e:7d:
+                    49:b4:28:6a:eb:5f:6c:78:92:d8:00:6b:95:e7:d2:
+                    7d:1d:3b:a5:f1:1c:7e:0c:3a:db:51:3b:01:4a:54:
+                    18:ef:2a:b9:ba:12:0f:1b:61:07:cb:c0:ce:a7:63:
+                    95:a7:15:94:23:8e:fb:44:4b:73:32:7c:09:d5:b3:
+                    bc:b4:59:30:35:fa:3c:be:eb:f9:6c:99:a3:0b:40:
+                    0d:b5:b7:cb:df:72:1c:4f:a6:7d:a8:56:dc:7f:e6:
+                    40:61:99:44:c3:e9:c1:e8:27:22:18:17:20:7f:5d:
+                    50:8c:d4:50:dd:65:5e:a0:24:b2:70:89:00:a4:8c:
+                    a9:ae:d7:23:a7:1c:fe:3e:61:0d:38:26:e5:c1:14:
+                    5d:8e:85:8c:21:f2:e9:73:eb:2f:a8:79:3e:32:83:
+                    d5:20:72:25:27:c8:c8:85:40:b7:39:77:93:08:22:
+                    47:4e:d2:15:6e:e0:d1:ea:3e:01:38:e1:cc:dd:3a:
+                    91:99:b5:e6:05:af:e7:aa:09:82:c8:cc:c0:95:02:
+                    73:54:f2:2a:af:88:6e:51:7c:fa:62:39:5b:df:f4:
+                    d9:17:f4:85:25:46:5e:7c:9d:99:32:f2:b7:a9:75:
+                    00:1b:13:5d:ba:ae:a2:56:59:17:cd:4a:2a:08:6f:
+                    20:fb
+                Exponent: 65537 (0x10001)
+        X509v3 extensions:
+            X509v3 Subject Key Identifier: 
+                79:EA:75:25:1E:88:9B:8B:CA:6F:EA:86:6B:FA:38:03:FC:B8:FD:02
+            X509v3 Authority Key Identifier: 
+                keyid:5D:B4:73:AA:1B:60:10:9E:0C:BC:16:BB:A4:0A:58:0D:B6:28:0E:04
+
+            X509v3 CRL Distribution Points: 
+
+                Full Name:
+                  URI:http://url-for-crl/I.crl
+
+            X509v3 Key Usage: critical
+                Digital Signature, Key Encipherment
+            X509v3 Extended Key Usage: 
+                TLS Web Server Authentication, TLS Web Client Authentication
+    Signature Algorithm: sha256WithRSAEncryption
+         2c:cf:5e:56:d6:c4:fd:f7:0f:58:9e:30:e4:18:72:bc:d5:44:
+         d2:ea:f8:21:fc:5a:cc:e6:c8:2b:39:c5:f8:a1:c5:19:06:08:
+         59:bf:cc:f9:80:f6:9d:62:77:a7:d3:96:cd:5f:5a:6c:a6:65:
+         50:0d:f1:93:27:1c:1e:b7:00:85:33:a9:27:42:ea:a1:61:ee:
+         fd:da:96:df:4a:90:bc:52:7c:08:61:ca:a6:48:58:a6:58:08:
+         ff:06:fb:d9:94:a5:8e:3b:c8:e1:bb:c7:d2:af:79:de:ea:97:
+         a6:ad:44:46:da:3c:42:6a:70:f2:f9:fe:b9:b9:e9:a3:e5:88:
+         3e:3a:79:d9:38:7d:4a:38:eb:b2:51:0e:91:f5:42:28:30:f6:
+         d9:19:bf:ba:1e:4c:e0:29:63:f8:37:97:10:7a:f7:05:6a:85:
+         af:66:f8:86:79:b7:82:58:2f:f3:7d:0b:f9:43:8d:34:91:1f:
+         9a:95:46:e1:e3:f7:7c:fd:c5:c6:38:0a:ab:13:72:fe:cc:85:
+         42:87:b9:3c:6a:07:2d:eb:24:90:a7:d3:6a:bf:30:02:48:c7:
+         c0:0c:5d:5b:ed:c4:aa:ed:0c:28:f6:ea:3c:e8:f5:f2:99:2f:
+         2f:96:f0:78:4e:d4:6d:2a:00:a4:9b:51:30:4c:6b:fe:13:c1:
+         6b:ed:60:b4
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----