Limit the amount of incoming crypto data that will be buffered.

gfe-relnote: protected by disabled flag-protected QUIC_VERSION_48
PiperOrigin-RevId: 266019141
Change-Id: Ife996bdf80a28b3bcce4b02cda49bff0fd23a071
diff --git a/quic/core/quic_crypto_handshaker.h b/quic/core/quic_crypto_handshaker.h
index 231acfc..e5d8d51 100644
--- a/quic/core/quic_crypto_handshaker.h
+++ b/quic/core/quic_crypto_handshaker.h
@@ -27,6 +27,7 @@
   void OnHandshakeMessage(const CryptoHandshakeMessage& message) override;
 
   CryptoMessageParser* crypto_message_parser();
+  size_t BufferSizeLimitForLevel(EncryptionLevel level) const;
 
  protected:
   QuicTag last_sent_handshake_message_tag() const {