Move string tokenizer to base/strings.

net/ftp/ftp_util.cc

Index: net/ftp/ftp_util.cc
diff --git a/net/ftp/ftp_util.cc b/net/ftp/ftp_util.cc
index efa67f53b5de315042b0421f8b067879a05acd6b..e47f1530246e3a4d89c009233574191526aa1570 100644
--- a/net/ftp/ftp_util.cc
+++ b/net/ftp/ftp_util.cc
@@ -14,8 +14,8 @@
 #include "base/string_number_conversions.h"
 #include "base/string_piece.h"
 #include "base/string_split.h"
-#include "base/string_tokenizer.h"
 #include "base/string_util.h"
+#include "base/strings/string_tokenizer.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "third_party/icu/public/common/unicode/uchar.h"
@@ -34,7 +34,7 @@ std::string FtpUtil::UnixFilePathToVMS(const std::string& unix_path) {
   if (unix_path.empty())
     return std::string();
 
-  StringTokenizer tokenizer(unix_path, "/");
+  base::StringTokenizer tokenizer(unix_path, "/");
   std::vector<std::string> tokens;
   while (tokenizer.GetNext())
     tokens.push_back(tokenizer.token());