Update from chromium https://crrev.com/301725/

net/quic/crypto/aes_128_gcm_12_decrypter.h

Index: net/quic/crypto/aes_128_gcm_12_decrypter.h
diff --git a/net/quic/crypto/aes_128_gcm_12_decrypter.h b/net/quic/crypto/aes_128_gcm_12_decrypter.h
index 3de537e6aee12368e21fe769ea38b2d0081d2499..0f7f1d1015f53ae2fb89ee5686f68eaecba24d67 100644
--- a/net/quic/crypto/aes_128_gcm_12_decrypter.h
+++ b/net/quic/crypto/aes_128_gcm_12_decrypter.h
@@ -28,10 +28,10 @@ class NET_EXPORT_PRIVATE Aes128Gcm12Decrypter : public AeadBaseDecrypter {
 #if !defined(USE_OPENSSL)
  protected:
   // AeadBaseDecrypter methods:
-  virtual void FillAeadParams(base::StringPiece nonce,
-                              base::StringPiece associated_data,
-                              size_t auth_tag_size,
-                              AeadParams* aead_params) const override;
+  void FillAeadParams(base::StringPiece nonce,
+                      base::StringPiece associated_data,
+                      size_t auth_tag_size,
+                      AeadParams* aead_params) const override;
 #endif
 
  private: