IndexedDB: Prevent store/index deletion from racing ahead of use

content/browser/indexed_db/indexed_db_fake_backing_store.h

 // 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.
 
 #ifndef CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FAKE_BACKING_STORE_H_
 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FAKE_BACKING_STORE_H_
 
 #include <vector>
 
 #include "content/browser/indexed_db/indexed_db_backing_store.h"
@@ skipping 26 matching lines @@
                                            int64 version) OVERRIDE;
   virtual leveldb::Status DeleteDatabase(const base::string16& name) OVERRIDE;
 
   virtual leveldb::Status CreateObjectStore(Transaction*,
                                             int64 database_id,
                                             int64 object_store_id,
                                             const base::string16& name,
                                             const IndexedDBKeyPath&,
                                             bool auto_increment) OVERRIDE;
 
+  virtual leveldb::Status PutRecord(
+      IndexedDBBackingStore::Transaction* transaction,
+      int64 database_id,
+      int64 object_store_id,
+      const IndexedDBKey& key,
+      IndexedDBValue& value,
+      ScopedVector<webkit_blob::BlobDataHandle>* handles,
+      RecordIdentifier* record) OVERRIDE;
+
   virtual leveldb::Status ClearObjectStore(Transaction*,
                                            int64 database_id,
                                            int64 object_store_id) OVERRIDE;
   virtual leveldb::Status DeleteRecord(Transaction*,
                                        int64 database_id,
                                        int64 object_store_id,
                                        const RecordIdentifier&) OVERRIDE;
   virtual leveldb::Status GetKeyGeneratorCurrentNumber(Transaction*,
                                                        int64 database_id,
                                                        int64 object_store_id,
@@ skipping 76 matching lines @@
   };
 
  protected:
   friend class base::RefCounted<IndexedDBFakeBackingStore>;
   virtual ~IndexedDBFakeBackingStore();
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FAKE_BACKING_STORE_H_