Move StringToLowerASCII to base namespace

net/ftp/ftp_directory_listing_parser_vms.cc

Index: net/ftp/ftp_directory_listing_parser_vms.cc
diff --git a/net/ftp/ftp_directory_listing_parser_vms.cc b/net/ftp/ftp_directory_listing_parser_vms.cc
index b52e3c807a6e47b54189ecaaf9a9441a07ff6a76..c568c0af84f832e4ef6c32268da4b2b8458dcba5 100644
--- a/net/ftp/ftp_directory_listing_parser_vms.cc
+++ b/net/ftp/ftp_directory_listing_parser_vms.cc
@@ -44,10 +44,10 @@ bool ParseVmsFilename(const base::string16& raw_filename,
   if (filename_parts.size() != 2)
     return false;
   if (EqualsASCII(filename_parts[1], "DIR")) {
-    *parsed_filename = StringToLowerASCII(filename_parts[0]);
+    *parsed_filename = base::StringToLowerASCII(filename_parts[0]);
     *type = FtpDirectoryListingEntry::DIRECTORY;
   } else {
-    *parsed_filename = StringToLowerASCII(listing_parts[0]);
+    *parsed_filename = base::StringToLowerASCII(listing_parts[0]);
     *type = FtpDirectoryListingEntry::FILE;
   }
   return true;