Rename the Go ChaCha20-Poly1305 implementation.

In preparation for implementing the RFC 7539 variant to test against.

Change-Id: I0ce5e856906e00925ad1d849017f9e7fda087a8e
Reviewed-on: https://boringssl-review.googlesource.com/6683
Reviewed-by: Adam Langley <agl@google.com>
diff --git a/ssl/test/runner/runner.go b/ssl/test/runner/runner.go
index 4748dd5..3a0ecb5 100644
--- a/ssl/test/runner/runner.go
+++ b/ssl/test/runner/runner.go
@@ -800,7 +800,7 @@
 	{"ECDHE-ECDSA-AES256-GCM", TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384},
 	{"ECDHE-ECDSA-AES256-SHA", TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA},
 	{"ECDHE-ECDSA-AES256-SHA384", TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384},
-	{"ECDHE-ECDSA-CHACHA20-POLY1305", TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256},
+	{"ECDHE-ECDSA-CHACHA20-POLY1305-OLD", TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256_OLD},
 	{"ECDHE-ECDSA-RC4-SHA", TLS_ECDHE_ECDSA_WITH_RC4_128_SHA},
 	{"ECDHE-RSA-AES128-GCM", TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256},
 	{"ECDHE-RSA-AES128-SHA", TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA},
@@ -808,7 +808,7 @@
 	{"ECDHE-RSA-AES256-GCM", TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384},
 	{"ECDHE-RSA-AES256-SHA", TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA},
 	{"ECDHE-RSA-AES256-SHA384", TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384},
-	{"ECDHE-RSA-CHACHA20-POLY1305", TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256},
+	{"ECDHE-RSA-CHACHA20-POLY1305-OLD", TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256_OLD},
 	{"ECDHE-RSA-RC4-SHA", TLS_ECDHE_RSA_WITH_RC4_128_SHA},
 	{"PSK-AES128-CBC-SHA", TLS_PSK_WITH_AES_128_CBC_SHA},
 	{"PSK-AES256-CBC-SHA", TLS_PSK_WITH_AES_256_CBC_SHA},