Merge 117978 - IndexedDB: Fire error when there are problems opening a DB

Source/WebCore/Modules/indexeddb/IDBFactoryBackendImpl.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 33 matching lines @@
 
 class IDBFactoryBackendImpl : public IDBFactoryBackendInterface {
 public:
     static PassRefPtr<IDBFactoryBackendImpl> create()
     {
         return adoptRef(new IDBFactoryBackendImpl());
     }
     virtual ~IDBFactoryBackendImpl();
 
     // Notifications from weak pointers.
-    void removeIDBDatabaseBackend(const String& uniqueIdentifier);
+    virtual void removeIDBDatabaseBackend(const String& uniqueIdentifier);
     void addIDBBackingStore(const String& fileIdentifier, IDBBackingStore*);
-    void removeIDBBackingStore(const String& fileIdentifier);
+    virtual void removeIDBBackingStore(const String& fileIdentifier);
 
     virtual void getDatabaseNames(PassRefPtr<IDBCallbacks>, PassRefPtr<SecurityOrigin>, Frame*, const String& dataDir);
 
     virtual void open(const String& name, IDBCallbacks*, PassRefPtr<SecurityOrigin>, Frame*, const String& dataDir);
     virtual void openFromWorker(const String& name, IDBCallbacks*, PassRefPtr<SecurityOrigin>, WorkerContext*, const String& dataDir);
     virtual void deleteDatabase(const String& name, PassRefPtr<IDBCallbacks>, PassRefPtr<SecurityOrigin>, Frame*, const String& dataDir);
 
+protected:
+    IDBFactoryBackendImpl();
+    virtual PassRefPtr<IDBBackingStore> openBackingStore(PassRefPtr<SecurityOrigin>, const String& dataDir);
+
 private:
-    IDBFactoryBackendImpl();
-    PassRefPtr<IDBBackingStore> openBackingStore(PassRefPtr<SecurityOrigin>, const String& dataDir);
     void openInternal(const String& name, IDBCallbacks*, PassRefPtr<SecurityOrigin>, const String& dataDir);
 
     typedef HashMap<String, IDBDatabaseBackendImpl*> IDBDatabaseBackendMap;
     IDBDatabaseBackendMap m_databaseBackendMap;
 
     typedef HashMap<String, IDBBackingStore*> IDBBackingStoreMap;
     IDBBackingStoreMap m_backingStoreMap;
 
     RefPtr<IDBTransactionCoordinator> m_transactionCoordinator;
 
     // Only one instance of the factory should exist at any given time.
     static IDBFactoryBackendImpl* idbFactoryBackendImpl;
 };
 
 } // namespace WebCore
 
 #endif
 
 #endif // IDBFactoryBackendImpl_h