Make iterating over a corrupted IndexedDB fail.

content/browser/indexed_db/indexed_db_fake_backing_store.cc

 // Copyright 2013 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.
 
 #include "content/browser/indexed_db/indexed_db_fake_backing_store.h"
 
 #include "base/memory/scoped_ptr.h"
 
 namespace content {
 
 IndexedDBFakeBackingStore::IndexedDBFakeBackingStore()
     : IndexedDBBackingStore(NULL,
                             GURL("http://localhost:81"),
                             scoped_ptr<LevelDBDatabase>(),
                             scoped_ptr<LevelDBComparator>(),
                             NULL) {}
 
 IndexedDBFakeBackingStore::IndexedDBFakeBackingStore(
     IndexedDBFactory* factory,
     base::TaskRunner* task_runner)
     : IndexedDBBackingStore(factory,
                             GURL("http://localhost:81"),
                             scoped_ptr<LevelDBDatabase>(),
                             scoped_ptr<LevelDBComparator>(),
                             task_runner) {}
 
 IndexedDBFakeBackingStore::~IndexedDBFakeBackingStore() {}
 
-std::vector<base::string16> IndexedDBFakeBackingStore::GetDatabaseNames() {
+std::vector<base::string16> IndexedDBFakeBackingStore::GetDatabaseNames(
+    leveldb::Status& s) {
+  s = leveldb::Status::OK();
   return std::vector<base::string16>();
 }
 leveldb::Status IndexedDBFakeBackingStore::GetIDBDatabaseMetaData(
     const base::string16& name,
     IndexedDBDatabaseMetadata*,
     bool* found) {
   return leveldb::Status::OK();
 }
 
 leveldb::Status IndexedDBFakeBackingStore::CreateIDBDatabaseMetaData(
@@ skipping 91 matching lines @@
 
 void IndexedDBFakeBackingStore::ReportBlobUnused(int64 database_id,
                                                  int64 blob_key) {}
 
 scoped_ptr<IndexedDBBackingStore::Cursor>
 IndexedDBFakeBackingStore::OpenObjectStoreKeyCursor(
     IndexedDBBackingStore::Transaction* transaction,
     int64 database_id,
     int64 object_store_id,
     const IndexedDBKeyRange& key_range,
-    indexed_db::CursorDirection) {
+    indexed_db::CursorDirection,
+    leveldb::Status& s) {
   return scoped_ptr<IndexedDBBackingStore::Cursor>();
 }
 scoped_ptr<IndexedDBBackingStore::Cursor>
 IndexedDBFakeBackingStore::OpenObjectStoreCursor(
     IndexedDBBackingStore::Transaction* transaction,
     int64 database_id,
     int64 object_store_id,
     const IndexedDBKeyRange& key_range,
-    indexed_db::CursorDirection) {
+    indexed_db::CursorDirection,
+    leveldb::Status& s) {
   return scoped_ptr<IndexedDBBackingStore::Cursor>();
 }
 scoped_ptr<IndexedDBBackingStore::Cursor>
 IndexedDBFakeBackingStore::OpenIndexKeyCursor(
     IndexedDBBackingStore::Transaction* transaction,
     int64 database_id,
     int64 object_store_id,
     int64 index_id,
     const IndexedDBKeyRange& key_range,
-    indexed_db::CursorDirection) {
+    indexed_db::CursorDirection,
+    leveldb::Status& s) {
   return scoped_ptr<IndexedDBBackingStore::Cursor>();
 }
 scoped_ptr<IndexedDBBackingStore::Cursor>
 IndexedDBFakeBackingStore::OpenIndexCursor(
     IndexedDBBackingStore::Transaction* transaction,
     int64 database_id,
     int64 object_store_id,
     int64 index_id,
     const IndexedDBKeyRange& key_range,
-    indexed_db::CursorDirection) {
+    indexed_db::CursorDirection,
+    leveldb::Status& s) {
   return scoped_ptr<IndexedDBBackingStore::Cursor>();
 }
 
 IndexedDBFakeBackingStore::FakeTransaction::FakeTransaction(bool result)
     : IndexedDBBackingStore::Transaction(NULL), result_(result) {}
 void IndexedDBFakeBackingStore::FakeTransaction::Begin() {}
 leveldb::Status IndexedDBFakeBackingStore::FakeTransaction::Commit() {
   if (result_)
     return leveldb::Status::OK();
   else
     return leveldb::Status::IOError("test error");
 }
 void IndexedDBFakeBackingStore::FakeTransaction::Rollback() {}
 
 }  // namespace content