Move c/c/extensions/matcher/ to top level extension dir

chrome/common/extensions/matcher/string_pattern.h

-// 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.
-
-#ifndef CHROME_COMMON_EXTENSIONS_MATCHER_STRING_PATTERN_H_
-#define CHROME_COMMON_EXTENSIONS_MATCHER_STRING_PATTERN_H_
-
-#include <string>
-#include <vector>
-
-#include "base/basictypes.h"
-
-namespace extensions {
-
-// An individual pattern of a substring or regex matcher. A pattern consists of
-// a string (interpreted as individual bytes, no character encoding) and an
-// identifier.
-// IDs are returned to the caller of SubstringSetMatcher::Match() or
-// RegexMatcher::MatchURL() to help the caller to figure out what
-// patterns matched a string. All patterns registered to a matcher
-// need to contain unique IDs.
-class StringPattern {
- public:
-  typedef int ID;
-
-  StringPattern(const std::string& pattern, ID id);
-  ~StringPattern();
-  const std::string& pattern() const { return pattern_; }
-  ID id() const { return id_; }
-
-  bool operator<(const StringPattern& rhs) const;
-
- private:
-  std::string pattern_;
-  ID id_;
-
-  DISALLOW_COPY_AND_ASSIGN(StringPattern);
-};
-
-}  // namespace extensions
-
-#endif  // CHROME_COMMON_EXTENSIONS_MATCHER_STRING_PATTERN_H_