Switch "const StringPiece&" to just "StringPiece" in QUIC code. No functional change. Not flag prot…

net/quic/crypto/quic_decrypter.h

 // Copyright (c) 2012 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.
 
 #ifndef NET_QUIC_CRYPTO_QUIC_DECRYPTER_H_
 #define NET_QUIC_CRYPTO_QUIC_DECRYPTER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 34 matching lines @@
   // Populates |output| with the decrypted |ciphertext| and populates
   // |output_length| with the length.  Returns 0 if there is an error.
   // |output| size is specified by |max_output_length| and must be
   // at least as large as the ciphertext.  |packet_number| is
   // appended to the |nonce_prefix| value provided in SetNoncePrefix()
   // to form the nonce.
   // TODO(wtc): add a way for DecryptPacket to report decryption failure due
   // to non-authentic inputs, as opposed to other reasons for failure.
   virtual bool DecryptPacket(QuicPathId path_id,
                              QuicPacketNumber packet_number,
-                             const base::StringPiece& associated_data,
-                             const base::StringPiece& ciphertext,
+                             base::StringPiece associated_data,
+                             base::StringPiece ciphertext,
                              char* output,
                              size_t* output_length,
                              size_t max_output_length) = 0;
 
   // The name of the cipher.
   virtual const char* cipher_name() const = 0;
   // The ID of the cipher. Return 0x03000000 ORed with the 'cryptographic suite
   // selector'.
   virtual uint32_t cipher_id() const = 0;
 
   // For use by unit tests only.
   virtual base::StringPiece GetKey() const = 0;
   virtual base::StringPiece GetNoncePrefix() const = 0;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_CRYPTO_QUIC_DECRYPTER_H_