ServiceWorker: Implement DeleteAllDataForOrigin() in ServiceWorkerDatabase

content/browser/service_worker/service_worker_database.h

Index: content/browser/service_worker/service_worker_database.h
diff --git a/content/browser/service_worker/service_worker_database.h b/content/browser/service_worker/service_worker_database.h
index a2336dbc1fa3c33e67d9e11d96a87e4583029eaf..0ca876cc7fed593e7c0d3eea2c63af32c3d23e2b 100644
--- a/content/browser/service_worker/service_worker_database.h
+++ b/content/browser/service_worker/service_worker_database.h
@@ -128,6 +128,13 @@ class CONTENT_EXPORT ServiceWorkerDatabase {
   // Returns true on success. Otherwise deletes nothing and returns false.
   bool ClearPurgeableResourceIds(const std::set<int64>& ids);
 
+  // Delete all data for |origin|, namely, unique origin, registrations and
+  // resource records. Resources are moved to the purgeable list.
+  bool DeleteAllDataForOrigin(const GURL& origin);
+
+  // Delete all data on the database.
+  bool DeleteAllData();
+
   bool is_disabled() const { return is_disabled_; }
   bool was_corruption_detected() const { return was_corruption_detected_; }