Fix linux redux build

crypto/rsa_private_key_openssl.cc

 // Copyright (c) 2011 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 "crypto/rsa_private_key.h"
 
 #include <openssl/evp.h>
 #include <openssl/pkcs12.h>
 #include <openssl/rsa.h>
 
@@ skipping 22 matching lines @@
 
   int res = export_fn(bio.get(), key);
   if (!res)
     return false;
 
   char* data = NULL;
   long len = BIO_get_mem_data(bio.get(), &data);
   if (!data || len < 0)
     return false;
 
-  std::vector<uint8> for_output(data, data + len);
-  output->swap(for_output);
+  output->assign(data, data + len);
   return true;
 }
 
 }  // namespace
 
 // static
 RSAPrivateKey* RSAPrivateKey::Create(uint16 num_bits) {
   OpenSSLErrStackTracer err_tracer(FROM_HERE);
 
   ScopedOpenSSL<RSA, RSA_free> rsa_key(RSA_new());
@@ skipping 14 matching lines @@
 
 // static
 RSAPrivateKey* RSAPrivateKey::CreateSensitive(uint16 num_bits) {
   NOTIMPLEMENTED();
   return NULL;
 }
 
 // static
 RSAPrivateKey* RSAPrivateKey::CreateFromPrivateKeyInfo(
     const std::vector<uint8>& input) {
+  if (input.empty())
+    return NULL;
+
   OpenSSLErrStackTracer err_tracer(FROM_HERE);
-
   // BIO_new_mem_buf is not const aware, but it does not modify the buffer.
-  char* data = reinterpret_cast<char*>(const_cast<uint8*>(
-      vector_as_array(&input)));

[Denis Lagno, 2011/07/20 11:13:59]

some methods from stl_util are still widely used and there are no plans to get
rid of them.
I would not discourage anybody from using vector_as_array.

+  char* data = reinterpret_cast<char*>(const_cast<uint8*>(&input[0]));
   ScopedOpenSSL<BIO, BIO_free_all> bio(BIO_new_mem_buf(data, input.size()));
   if (!bio.get())
     return NULL;
 
   // Importing is a little more involved than exporting, as we must first
   // PKCS#8 decode the input, and then import the EVP_PKEY from Private Key
   // Info structure returned.
   ScopedOpenSSL<PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO_free> p8inf(
       d2i_PKCS8_PRIV_KEY_INFO_bio(bio.get(), NULL));
   if (!p8inf.get())
@@ skipping 32 matching lines @@
 
 bool RSAPrivateKey::ExportPrivateKey(std::vector<uint8>* output) {
   return ExportKey(key_, i2d_PKCS8PrivateKeyInfo_bio, output);
 }
 
 bool RSAPrivateKey::ExportPublicKey(std::vector<uint8>* output) {
   return ExportKey(key_, i2d_PUBKEY_bio, output);
 }
 
 }  // namespace crypto