Add support for client-side phishing detection for non-UMA users.

chrome/browser/safe_browsing/browser_features.h

Index: chrome/browser/safe_browsing/browser_features.h
diff --git a/chrome/browser/safe_browsing/browser_features.h b/chrome/browser/safe_browsing/browser_features.h
new file mode 100644
index 0000000000000000000000000000000000000000..cae9f5c95371ea793d5c5e30c2078e6bb4ca645d
--- /dev/null
+++ b/chrome/browser/safe_browsing/browser_features.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.
+//
+// Client-side phishing features that are extracted by the browser, after
+// receiving a score from the renderer.
+
+#ifndef CHROME_BROWSER_SAFE_BROWSING_BROWSER_FEATURES_H_
+#define CHROME_BROWSER_SAFE_BROWSING_BROWSER_FEATURES_H_
+#pragma once
+
+namespace safe_browsing {
+namespace features {
+
+// IMPORTANT: when adding new features, you must update kAllowedFeatures in
+// chrome/browser/safe_browsing/client_side_detection_service.cc if the feature
+// should be sent in sanitized pingbacks.
+//
+////////////////////////////////////////////////////
+// History features.
+////////////////////////////////////////////////////
+
+// Number of visits to that URL stored in the browser history.
+// Should always be an integer larger than 1 because by the time
+// we lookup the history the current URL should already be stored there.
+extern const char kUrlHistoryVisitCount[];
+
+// Number of times the URL was typed in the Omnibox.
+extern const char kUrlHistoryTypedCount[];
+
+// Number of times the URL was reached by clicking a link.
+extern const char kUrlHistoryLinkCount[];
+
+// Number of times URL was visited more than 24h ago.
+extern const char kUrlHistoryVisitCountMoreThan24hAgo[];
+
+// Number of user-visible visits to all URLs on the same host/port as
+// the URL for HTTP and HTTPs.
+extern const char kHttpHostVisitCount[];
+extern const char kHttpsHostVisitCount[];
+
+// Boolean feature which is true if the host was visited for the first
+// time more than 24h ago (only considers user-visible visits like above).
+extern const char kFirstHttpHostVisitMoreThan24hAgo[];
+extern const char kFirstHttpsHostVisitMoreThan24hAgo[];
+
+////////////////////////////////////////////////////
+// Browse features.
+////////////////////////////////////////////////////
+// Note that these features may have the following prefixes appended to them
+// that tell for which page type the feature pertains.
+extern const char kHostPrefix[];
+extern const char kRedirectPrefix[];
+
+// Referrer
+extern const char kReferrer[];
+// True if the referrer was stripped because it is an SSL referrer.
+extern const char kHasSSLReferrer[];
+// Stores the page transition.  See: PageTransition.  We strip the qualifier.
+extern const char kPageTransitionType[];
+// True if this navigation is the first for this tab.
+extern const char kIsFirstNavigation[];
+
+// Resource was fetched from a known bad IP address.
+extern const char kBadIpFetch[];
+
+// SafeBrowsing related featues.  Fields from the UnsafeResource if there is
+// any.
+extern const char kSafeBrowsingMaliciousUrl[];
+extern const char kSafeBrowsingOriginalUrl[];
+extern const char kSafeBrowsingIsSubresource[];
+extern const char kSafeBrowsingThreatType[];
+}  // namespace features
+}  // namespace safe_browsing
+
+#endif  // CHROME_BROWSER_SAFE_BROWSING_BROWSER_FEATURES_H_