Remove old firmware verification code

tests/vboot_common3_tests.c

 /* Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  *
  * Tests for firmware image library.
  */
 
 #include <stdio.h>
 #include <stdlib.h>
 
 #include "cryptolib.h"
 #include "file_keys.h"
-#include "firmware_image.h"
 #include "host_common.h"
 #include "test_common.h"
 #include "utility.h"
 #include "vboot_common.h"
 
 
 static void ReChecksumKeyBlock(VbKeyBlockHeader *h) {
   uint8_t* newchk = DigestBuf((const uint8_t*)h,
                               h->key_block_checksum.data_size,
                               SHA512_DIGEST_ALGORITHM);
@@ skipping 265 matching lines @@
 
   if (signing_public_key)
     Free(signing_public_key);
   if (signing_private_key)
     Free(signing_private_key);
   if (data_public_key)
     Free(data_public_key);
 
   return error_code;
 }