Componentize safe_browsing [X+1] : move the renderer part to component.

chrome/renderer/safe_browsing/phishing_url_feature_extractor.h

-// Copyright (c) 2010 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.
-//
-// PhishingUrlFeatureExtractor handles computing URL-based features for
-// the client-side phishing detection model.  These include tokens in the
-// host and path, features pertaining to host length, and IP addresses.
-
-#ifndef CHROME_RENDERER_SAFE_BROWSING_PHISHING_URL_FEATURE_EXTRACTOR_H_
-#define CHROME_RENDERER_SAFE_BROWSING_PHISHING_URL_FEATURE_EXTRACTOR_H_
-
-#include <stddef.h>
-
-#include <string>
-#include <vector>
-
-#include "base/macros.h"
-
-class GURL;
-
-namespace safe_browsing {
-class FeatureMap;
-
-class PhishingUrlFeatureExtractor {
- public:
-  PhishingUrlFeatureExtractor();
-  ~PhishingUrlFeatureExtractor();
-
-  // Extracts features for |url| into the given feature map.
-  // Returns true on success.
-  bool ExtractFeatures(const GURL& url, FeatureMap* features);
-
- private:
-  friend class PhishingUrlFeatureExtractorTest;
-
-  static const size_t kMinPathComponentLength = 3;
-
-  // Given a string, finds all substrings of consecutive alphanumeric
-  // characters of length >= kMinPathComponentLength and inserts them into
-  // tokens.
-  static void SplitStringIntoLongAlphanumTokens(
-      const std::string& full,
-      std::vector<std::string>* tokens);
-
-  DISALLOW_COPY_AND_ASSIGN(PhishingUrlFeatureExtractor);
-};
-
-}  // namespace safe_browsing
-
-#endif  // CHROME_RENDERER_SAFE_BROWSING_PHISHING_URL_FEATURE_EXTRACTOR_H_