Update from https://crrev.com/316786

net/quic/crypto/crypto_secret_boxer.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/crypto/crypto_secret_boxer.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "net/quic/crypto/crypto_protocol.h"
 #include "net/quic/crypto/quic_decrypter.h"
@@ skipping 70 matching lines @@
                            nonce.size() - sizeof(sequence_number));
   memcpy(&sequence_number, nonce.data() + nonce_prefix.size(),
          sizeof(sequence_number));
 
   scoped_ptr<QuicDecrypter> decrypter(QuicDecrypter::Create(kAESG));
   if (!decrypter->SetKey(key_)) {
     DLOG(DFATAL) << "CryptoSecretBoxer's decrypter->SetKey failed.";
     return false;
   }
   decrypter->SetNoncePrefix(nonce_prefix);
-  scoped_ptr<QuicData> decrypted(
-      decrypter->DecryptPacket(sequence_number, StringPiece(), ciphertext));
-  if (!decrypted.get()) {
+  char plaintext[kMaxPacketSize];
+  size_t plaintext_length = 0;
+  const bool success = decrypter->DecryptPacket(
+      sequence_number, StringPiece() /* associated data */, ciphertext,
+      plaintext, &plaintext_length, kMaxPacketSize);
+  if (!success) {
     return false;
   }
 
-  out_storage->resize(decrypted->length());
-  out_storage->assign(decrypted->data(), decrypted->length());
-  out->set(out_storage->data(), decrypted->length());
+  out_storage->resize(plaintext_length);
+  out_storage->assign(plaintext, plaintext_length);
+  out->set(out_storage->data(), plaintext_length);
   return true;
 }
 
 }  // namespace net