Service Worker: Respect the "clear on exit" content setting

content/browser/service_worker/service_worker_database.h

 // Copyright 2014 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.
 
 #ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DATABASE_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DATABASE_H_
 
 #include <map>
 #include <set>
 #include <vector>
@@ skipping 167 matching lines @@
   Status WritePurgeableResourceIds(const std::set<int64>& ids);
 
   // Deletes purgeable resource ids specified by |ids| from the database.
   // Returns OK on success. Otherwise deletes nothing and returns an error.
   Status ClearPurgeableResourceIds(const std::set<int64>& ids);
 
   // Moves |ids| from the uncommitted list to the purgeable list.
   // Returns OK on success. Otherwise deletes nothing and returns an error.
   Status PurgeUncommittedResourceIds(const std::set<int64>& ids);
 
-  // Deletes all data for |origin|, namely, unique origin, registrations and
+  // Deletes all data for |origins|, namely, unique origin, registrations and
   // resource records. Resources are moved to the purgeable list. Returns OK if
   // they are successfully deleted or not found in the database. Otherwise,
   // returns an error.
-  Status DeleteAllDataForOrigin(
-      const GURL& origin,
-      std::vector<int64>* newly_purgeable_resources);
+  Status DeleteAllDataForOrigins(const std::set<GURL>& origins,
+                                 std::vector<int64>* newly_purgeable_resources);
 
   // Completely deletes the contents of the database.
   // Be careful using this function.
   Status DestroyDatabase();
 
  private:
   // Opens the database at the |path_|. This is lazily called when the first
   // database API is called. Returns OK if the database is successfully opened.
   // Returns NOT_FOUND if the database does not exist and |create_if_missing| is
   // false. Otherwise, returns an error.
@@ skipping 119 matching lines @@
   FRIEND_TEST_ALL_PREFIXES(ServiceWorkerDatabaseTest, DatabaseVersion);
   FRIEND_TEST_ALL_PREFIXES(ServiceWorkerDatabaseTest, GetNextAvailableIds);
   FRIEND_TEST_ALL_PREFIXES(ServiceWorkerDatabaseTest, DestroyDatabase);
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerDatabase);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DATABASE_H_