dart:io | Change two secure networking tests to account for the session cache.

tests/standalone/io/https_bad_certificate_client.dart

Index: tests/standalone/io/https_bad_certificate_client.dart
diff --git a/tests/standalone/io/https_bad_certificate_client.dart b/tests/standalone/io/https_bad_certificate_client.dart
index 4fe59a95b61d939b050ff698ad7943cd22d3eefc..904848bcfb5cacbe126f39069cce4194ee2cb0ee 100644
--- a/tests/standalone/io/https_bad_certificate_client.dart
+++ b/tests/standalone/io/https_bad_certificate_client.dart
@@ -62,7 +62,7 @@ Future runHttpClient(int port, result) {
   client.badCertificateCallback = null;
   testFutures.add(client.getUrl(Uri.parse('https://$HOST_NAME:$port/$result'))
     .then((HttpClientRequest request) {
-      expect(false);
+      expect(result == 'true');  // The session cache keeps the last connection.

[Bill Hesse, 2013/09/25 15:26:35]

Changed to "may keep"

     }, onError: (e) {
       expect(e is HandshakeException || e is SocketException);
     }));