Move string tokenizer to base/strings.

chromeos/network/network_util.cc

 // 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.
 
 #include "chromeos/network/network_util.h"
 
-#include "base/string_tokenizer.h"
 #include "base/stringprintf.h"
+#include "base/strings/string_tokenizer.h"
 
 namespace chromeos {
 
 SMS::SMS() : validity(0), msgclass(0) {
 }
 
 SMS::~SMS() {
 }
 
 WifiAccessPoint::WifiAccessPoint()
@@ skipping 25 matching lines @@
     int value = remainder == 0 ? 0 :
         ((2L << (remainder - 1)) - 1) << (8 - remainder);
     netmask += StringPrintf("%d", value);
   }
   return netmask;
 }
 
 int32 NetmaskToPrefixLength(const std::string& netmask) {
   int count = 0;
   int prefix_length = 0;
-  StringTokenizer t(netmask, ".");
+  base::StringTokenizer t(netmask, ".");
   while (t.GetNext()) {
     // If there are more than 4 numbers, then it's invalid.
     if (count == 4)
       return -1;
 
     std::string token = t.token();
     // If we already found the last mask and the current one is not
     // "0" then the netmask is invalid. For example, 255.224.255.0
     if (prefix_length / 8 != count) {
       if (token != "0")
@@ skipping 22 matching lines @@
     }
     count++;
   }
   if (count < 4)
     return -1;
   return prefix_length;
 }
 
 }  // namespace network_util
 }  // namespace chromeos