Rename ENCRYPTION_NONE to ENCRYPTION_INITIAL

gfe-relnote: n/a (renaming enum value)
PiperOrigin-RevId: 238730788
Change-Id: I628f4a333a257ebffcb018084dc09668ebfcacf1
diff --git a/quic/core/tls_handshaker.cc b/quic/core/tls_handshaker.cc
index 2b6c83f..17e2674 100644
--- a/quic/core/tls_handshaker.cc
+++ b/quic/core/tls_handshaker.cc
@@ -103,7 +103,7 @@
     enum ssl_encryption_level_t level) {
   switch (level) {
     case ssl_encryption_initial:
-      return ENCRYPTION_NONE;
+      return ENCRYPTION_INITIAL;
     case ssl_encryption_early_data:
     case ssl_encryption_handshake:
       return ENCRYPTION_ZERO_RTT;
@@ -116,7 +116,7 @@
 enum ssl_encryption_level_t TlsHandshaker::BoringEncryptionLevel(
     EncryptionLevel level) {
   switch (level) {
-    case ENCRYPTION_NONE:
+    case ENCRYPTION_INITIAL:
       return ssl_encryption_initial;
     case ENCRYPTION_HANDSHAKE:
     case ENCRYPTION_ZERO_RTT: