Further refactoring of SBER1 preference usage.

components/safe_browsing_db/safe_browsing_prefs.h

Index: components/safe_browsing_db/safe_browsing_prefs.h
diff --git a/components/safe_browsing_db/safe_browsing_prefs.h b/components/safe_browsing_db/safe_browsing_prefs.h
index 1232401d75718a67a541561733287bbc0c1fab9f..db0e14f592c7aed593e420883b691d30d42e5c15 100644
--- a/components/safe_browsing_db/safe_browsing_prefs.h
+++ b/components/safe_browsing_db/safe_browsing_prefs.h
@@ -27,6 +27,14 @@ 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);

[vakh (use Gerrit instead), 2016/10/20 21:14:43]

Nit (feel free to ignore): I would encourage you to have these functions in
alphabetical order.

[lpz, 2016/10/21 16:18:27]

Done.

+
+// Returns whether the currently active Safe Browsing Extended Reporting
+// preference exists (eg: has been set before).
+bool ExtendedReportingPrefExists(const PrefService& prefs);
+
 }  // namespace safe_browsing
 
 #endif  // COMPONENTS_SAFE_BROWSING_DB_SAFE_BROWSING_PREFS_H_