Add utf_string_conversions to base namespace.

chrome/browser/importer/firefox_importer_utils.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 "chrome/browser/importer/firefox_importer_utils.h"
 
 #include <algorithm>
 #include <map>
 #include <string>
 
@@ skipping 53 matching lines @@
     }
     std::string is_relative;
     string16 path16;
     if (root.GetStringASCII(current_profile + ".IsRelative", &is_relative) &&
         root.GetString(current_profile + ".Path", &path16)) {
 #if defined(OS_WIN)
       ReplaceSubstringsAfterOffset(
           &path16, 0, ASCIIToUTF16("/"), ASCIIToUTF16("\\"));
 #endif
       base::FilePath path =
-          base::FilePath::FromWStringHack(UTF16ToWide(path16));
+          base::FilePath::FromWStringHack(base::UTF16ToWide(path16));
 
       // IsRelative=1 means the folder path would be relative to the
       // path of profiles.ini. IsRelative=0 refers to a custom profile
       // location.
       if (is_relative == "1") {
         path = ini_file.DirName().Append(path);
       }
 
       // We only import the default profile when multiple profiles exist,
       // since the other profiles are used mostly by developers for testing.
@@ skipping 31 matching lines @@
       std::string key = line.substr(0, equal);
       if (key == "LastVersion") {
         base::StringToInt(line.substr(equal + 1), version);
         ret = true;
       } else if (key == "LastAppDir") {
         // TODO(evanm): If the path in question isn't convertible to
         // UTF-8, what does Firefox do?  If it puts raw bytes in the
         // file, we could go straight from bytes -> filepath;
         // otherwise, we're out of luck here.
         *app_path = base::FilePath::FromWStringHack(
-            UTF8ToWide(line.substr(equal + 1)));
+            base::UTF8ToWide(line.substr(equal + 1)));
       }
     }
   }
   return ret;
 }
 
 void ParseProfileINI(const base::FilePath& file, DictionaryValue* root) {
   // Reads the whole INI file.
   std::string content;
   file_util::ReadFileToString(file, &content);
@@ skipping 322 matching lines @@
         }
       }
     }
   }
 
   StringToLowerASCII(&branding_name);
   if (branding_name.find("iceweasel") != std::string::npos)
     return l10n_util::GetStringUTF16(IDS_IMPORT_FROM_ICEWEASEL);
   return l10n_util::GetStringUTF16(IDS_IMPORT_FROM_FIREFOX);
 }