blink: Cleanup class/struct forward declarations

third_party/WebKit/public/platform/modules/indexeddb/WebIDBDatabase.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 20 matching lines @@
 #include "public/platform/modules/indexeddb/WebIDBCursor.h"
 #include "public/platform/modules/indexeddb/WebIDBMetadata.h"
 #include "public/platform/modules/indexeddb/WebIDBTypes.h"
 
 #include <bitset>
 
 namespace blink {
 
 class WebData;
 class WebIDBCallbacks;
-class WebIDBDatabaseCallbacks;
 class WebIDBKey;
 class WebIDBKeyPath;
 class WebIDBKeyRange;
 
 class WebIDBDatabase {
  public:
   virtual ~WebIDBDatabase() {}
 
   virtual void createObjectStore(long long transactionId,
                                  long long objectStoreId,
@@ skipping 94 matching lines @@
                      WebIDBCallbacks*) = 0;
   virtual void ackReceivedBlobs(const WebVector<WebString>& uuids) = 0;
 
  protected:
   WebIDBDatabase() {}
 };
 
 }  // namespace blink
 
 #endif  // WebIDBDatabase_h