Add non-application-data SSL messages to NetLog.

net/log/net_log_event_type_list.h

Index: net/log/net_log_event_type_list.h
diff --git a/net/log/net_log_event_type_list.h b/net/log/net_log_event_type_list.h
index 0a844474a7c6faca09e12b3c97a3a826e47ca2b0..4988533e04e7c14fd93061c4cc72d097b8da9a39 100644
--- a/net/log/net_log_event_type_list.h
+++ b/net/log/net_log_event_type_list.h
@@ -569,6 +569,24 @@ EVENT_TYPE(SSL_VERIFICATION_MERGED)
 //   }
 EVENT_TYPE(SSL_NSS_ERROR)
 
+// An SSL connection sent or received an alert.
+// The following parameters are attached:
+//   {
+//     "hex_encoded_bytes": <The exact bytes sent, as a hexadecimal string>
+//   }
+EVENT_TYPE(SSL_ALERT_RECEIVED)
+EVENT_TYPE(SSL_ALERT_SENT)
+
+// An SSL connection sent or received a handshake message.
+// The following parameters are attached:
+//   {
+//     "type": <The type of the handshake message, as an integer>
+//     "hex_encoded_bytes": <The exact bytes sent, as a hexadecimal string. May
+//                           be elided in some cases>
+//   }
+EVENT_TYPE(SSL_HANDSHAKE_MESSAGE_RECEIVED)
+EVENT_TYPE(SSL_HANDSHAKE_MESSAGE_SENT)
+
 // The specified number of bytes were sent on the socket.  Depending on the
 // source of the event, may be logged either once the data is sent, or when it
 // is queued to be sent.