Consider receiving crypto frames on non crypto stream as memory corruption. Protected by FLAG_quic_…

net/quic/quic_protocol.h

Index: net/quic/quic_protocol.h
diff --git a/net/quic/quic_protocol.h b/net/quic/quic_protocol.h
index 69fc6e1c3c787e499d12127e11c647eba2063626..7ea471b68f3ae6136dc26a3da751c4e7b48e0cc5 100644
--- a/net/quic/quic_protocol.h
+++ b/net/quic/quic_protocol.h
@@ -529,6 +529,8 @@ enum QuicErrorCode {
   QUIC_UNENCRYPTED_STREAM_DATA = 61,
   // Attempt to send unencrypted STREAM frame.
   QUIC_ATTEMPT_TO_SEND_UNENCRYPTED_STREAM_DATA = 88,
+  // Received a frame which is likely the result of memory corruption.
+  QUIC_MAYBE_CORRUPTED_MEMORY = 89,
   // FEC frame data is not encrypted.
   QUIC_UNENCRYPTED_FEC_DATA = 77,
   // RST_STREAM frame data is malformed.
@@ -695,7 +697,7 @@ enum QuicErrorCode {
   QUIC_CONNECTION_MIGRATION_NON_MIGRATABLE_STREAM = 84,
 
   // No error. Used as bound while iterating.
-  QUIC_LAST_ERROR = 89,
+  QUIC_LAST_ERROR = 90,
 };
 
 // Must be updated any time a QuicErrorCode is deprecated.