Rename ENCRYPTION_NONE to ENCRYPTION_INITIAL

gfe-relnote: n/a (renaming enum value)
PiperOrigin-RevId: 238730788
Change-Id: I628f4a333a257ebffcb018084dc09668ebfcacf1
diff --git a/quic/core/quic_unacked_packet_map.cc b/quic/core/quic_unacked_packet_map.cc
index 859bf39..fcd5308 100644
--- a/quic/core/quic_unacked_packet_map.cc
+++ b/quic/core/quic_unacked_packet_map.cc
@@ -512,8 +512,8 @@
     EncryptionLevel encryption_level) const {
   DCHECK(use_uber_loss_algorithm_);
   if (perspective_ == Perspective::IS_CLIENT) {
-    return encryption_level == ENCRYPTION_NONE ? HANDSHAKE_DATA
-                                               : APPLICATION_DATA;
+    return encryption_level == ENCRYPTION_INITIAL ? HANDSHAKE_DATA
+                                                  : APPLICATION_DATA;
   }
   return encryption_level == ENCRYPTION_FORWARD_SECURE ? APPLICATION_DATA
                                                        : HANDSHAKE_DATA;