Cache Autofill heuristics regexes

chrome/browser/autofill/autofill_regexes.h

Index: chrome/browser/autofill/autofill_regexes.h
diff --git a/chrome/browser/autofill/autofill_regexes.h b/chrome/browser/autofill/autofill_regexes.h
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+// Copyright (c) 2011 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.
+
+#ifndef CHROME_BROWSER_AUTOFILL_AUTOFILL_REGEXES_H_
+#define CHROME_BROWSER_AUTOFILL_AUTOFILL_REGEXES_H_
+#pragma once
+
+#include "base/string16.h"
+
+// Parsing utilities.
+namespace autofill {
+
+// Case-insensitive regular expression matching.
+// Returns true if |pattern| is found in |input|.
+bool MatchesPattern(const string16& input, const string16& pattern);
+
+}  // namespace autofill
+
+#endif  // CHROME_BROWSER_AUTOFILL_AUTOFILL_REGEXES_H_