Add support for scout to 'ext' param when creating SafeBrowsing ping URLs.

components/safe_browsing_db/safe_browsing_prefs.h

 // Copyright (c) 2016 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.
 //
 // Safe Browsing preferences and some basic utility functions for using them.
 
 #ifndef COMPONENTS_SAFE_BROWSING_DB_SAFE_BROWSING_PREFS_H_
 #define COMPONENTS_SAFE_BROWSING_DB_SAFE_BROWSING_PREFS_H_
 
 #include "base/feature_list.h"
@@ skipping 24 matching lines @@
 // When this feature is enabled, the Scout opt-in text will be displayed as of
 // the next security incident. Until then, the legacy SBER text will appear.
 // TODO: this is temporary (crbug.com/662944)
 extern const base::Feature kCanShowScoutOptIn;
 
 // When this feature is enabled, the Scout opt-in text will immediately be
 // displayed everywhere.
 // TODO: this is temporary (crbug.com/662944)
 extern const base::Feature kOnlyShowScoutOptIn;
 
+// Enumerates the level of Safe Browsing Extended Reporting that is currently
+// available.
+enum ExtendedReportingLevel {
+  // Extended reporting is off.
+  SBER_LEVEL_OFF = 0,
+  // The Legacy level of extended reporting is available, reporting happens in
+  // response to security incidents.
+  SBER_LEVEL_LEGACY = 1,
+  // The Scout level of extended reporting is available, some data can be
+  // collected to actively detect dangerous apps and sites.
+  SBER_LEVEL_SCOUT = 2,
+};
+
 // Determines which opt-in text should be used based on the currently active
 // preference. Will return either |extended_reporting_resource| if the legacy
 // Extended Reporting pref is active, or |scout_resource| if the Scout pref is
 // active.
 int ChooseOptInTextResource(const PrefService& prefs,
                             int extended_reporting_resource,
                             int scout_resource);
 
 // Returns whether the currently active Safe Browsing Extended Reporting
 // preference exists (eg: has been set before).
 bool ExtendedReportingPrefExists(const PrefService& prefs);
 
+// Returns the level of reporting available for the current user.
+ExtendedReportingLevel GetExtendedReportingLevel(const PrefService& prefs);
+
 // Returns the name of the Safe Browsing Extended Reporting pref that is
 // currently in effect. The specific pref in-use may change through experiments.
 const char* GetExtendedReportingPrefName(const PrefService& prefs);
 
 // Initializes Safe Browsing preferences based on data such as experiment state,
 // command line flags, etc.
 // TODO: this is temporary (crbug.com/662944)
 void InitializeSafeBrowsingPrefs(PrefService* prefs);
 
 // Returns whether Safe Browsing Extended Reporting is currently enabled.
 // This should be used to decide if any of the reporting preferences are set,
 // regardless of which specific one is set.
 bool IsExtendedReportingEnabled(const PrefService& prefs);
 
 // Updates UMA metrics about Safe Browsing Extended Reporting states.
 void RecordExtendedReportingMetrics(const PrefService& prefs);
 
 // Sets the currently active Safe Browsing Extended Reporting preference to the
 // specified value.
 void SetExtendedReportingPref(PrefService* prefs, bool value);
 
 // Called to indicate that a security interstitial is about to be shown to the
 // user. This may trigger the user to begin seeing the Scout opt-in text
 // depending on their experiment state.
 void UpdatePrefsBeforeSecurityInterstitial(PrefService* prefs);
 
 }  // namespace safe_browsing
 
 #endif  // COMPONENTS_SAFE_BROWSING_DB_SAFE_BROWSING_PREFS_H_