Update uses of UTF conversions in chrome/common to use the base:: namespace.

chrome/common/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/common/importer/firefox_importer_utils.h"
 
 #include <algorithm>
 #include <map>
 #include <string>
 
@@ skipping 15 matching lines @@
 base::FilePath GetProfilePath(const base::DictionaryValue& root,
                               const std::string& profile_name) {
   base::string16 path16;
   std::string is_relative;
   if (!root.GetStringASCII(profile_name + ".IsRelative", &is_relative) ||
       !root.GetString(profile_name + ".Path", &path16))
     return base::FilePath();
 
 #if defined(OS_WIN)
   ReplaceSubstringsAfterOffset(
-      &path16, 0, ASCIIToUTF16("/"), ASCIIToUTF16("\\"));
+      &path16, 0, base::ASCIIToUTF16("/"), base::ASCIIToUTF16("\\"));
 #endif
   base::FilePath path = base::FilePath::FromUTF16Unsafe(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 = GetProfilesINI().DirName().Append(path);
 
   return path;
@@ skipping 230 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);
 }