autofill: switch autofill_regexes to RE2 library

components/autofill/core/browser/form_field.cc

 // Copyright 2013 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 "components/autofill/core/browser/form_field.h"
 
 #include <stddef.h>
 #include <string>
 #include <utility>
 
@@ skipping 162 matching lines @@
   }
 
   return false;
 }
 
 // static
 bool FormField::Match(const AutofillField* field,
                       const base::string16& pattern,
                       int match_type) {
   if ((match_type & FormField::MATCH_LABEL) &&
-      MatchesPattern(field->label, pattern)) {
+      MatchesPattern(base::UTF16ToASCII(field->label),
+                     base::UTF16ToASCII(pattern))) {
     return true;
   }
 
   if ((match_type & FormField::MATCH_NAME) &&
-      MatchesPattern(field->name, pattern)) {
+      MatchesPattern(base::UTF16ToASCII(field->name),
+                     base::UTF16ToASCII(pattern))) {
     return true;
   }
 
   return false;
 }
 
 // static
 void FormField::ParseFormFieldsPass(ParseFunction parse,
                                     std::vector<AutofillField*>* fields,
                                     ServerFieldTypeMap* map) {
@@ skipping 37 matching lines @@
   if ((match_type & MATCH_PASSWORD) && type == "password")
     return true;
 
   if ((match_type & MATCH_NUMBER) && type == "number")
     return true;
 
   return false;
 }
 
 }  // namespace autofill