Clean up a few unused globals.

net/quic/crypto/aes_128_gcm_12_decrypter_nss.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/aes_128_gcm_12_decrypter.h"
 
 #include <nss.h>
 #include <pk11pub.h>
 #include <secerr.h>
 
@@ skipping 86 matching lines @@
 
 // static
 PK11_DecryptFunction GcmSupportChecker::pk11_decrypt_func_ = NULL;
 
 // static
 CK_MECHANISM_TYPE GcmSupportChecker::aes_key_mechanism_ = CKM_AES_GCM;
 
 base::LazyInstance<GcmSupportChecker>::Leaky g_gcm_support_checker =
     LAZY_INSTANCE_INITIALIZER;
 
-const size_t kKeySize = 16;
 const size_t kNoncePrefixSize = 4;
 const size_t kAESNonceSize = 12;
 
 // Calls PK11_Decrypt if it's available.  Otherwise, emulates CKM_AES_GCM using
 // CKM_AES_CTR and the GaloisHash class.
 SECStatus My_Decrypt(PK11SymKey* key,
                      CK_MECHANISM_TYPE mechanism,
                      SECItem* param,
                      unsigned char* out,
                      unsigned int* out_len,
@@ skipping 260 matching lines @@
 StringPiece Aes128Gcm12Decrypter::GetKey() const {
   return StringPiece(reinterpret_cast<const char*>(key_), sizeof(key_));
 }
 
 StringPiece Aes128Gcm12Decrypter::GetNoncePrefix() const {
   return StringPiece(reinterpret_cast<const char*>(nonce_prefix_),
                      kNoncePrefixSize);
 }
 
 }  // namespace net