diff --git a/quic/core/quic_crypto_stream.h b/quic/core/quic_crypto_stream.h
index d3d1082..49d3704 100644
--- a/quic/core/quic_crypto_stream.h
+++ b/quic/core/quic_crypto_stream.h
@@ -111,7 +111,7 @@
   void NeuterStreamDataOfEncryptionLevel(EncryptionLevel level);
 
   // Override to record the encryption level of consumed data.
-  void OnStreamDataConsumed(size_t bytes_consumed) override;
+  void OnStreamDataConsumed(QuicByteCount bytes_consumed) override;
 
   // Returns whether there are any bytes pending retransmission in CRYPTO
   // frames.