Use a direct include of strings headers in remoting/.

remoting/host/host_secret.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 "remoting/host/host_secret.h"
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/rand_util.h"
-#include "base/string_number_conversions.h"
+#include "base/strings/string_number_conversions.h"
 
 namespace remoting {
 
 namespace {
 
 // 5 digits means 100K possible host secrets with uniform distribution, which
 // should be enough for short-term passwords, given that we rate-limit guesses
 // in the cloud and expire access codes after a small number of attempts.
 const int kHostSecretLength = 5;
 const char kHostSecretAlphabet[] = "0123456789";
@@ skipping 11 matching lines @@
   std::string result;
   int alphabet_size = strlen(kHostSecretAlphabet);
   result.resize(kHostSecretLength);
   for (int i = 0; i < kHostSecretLength; ++i) {
     result[i] = kHostSecretAlphabet[CryptoRandomInt(alphabet_size)];
   }
   return result;
 }
 
 }  // namespace remoting