Blob support for IDB [Blink]

Source/modules/indexeddb/IDBRequest.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 62 matching lines @@
     DEFINE_ATTRIBUTE_EVENT_LISTENER(error);
 
     void markEarlyDeath();
     void setCursorDetails(IndexedDB::CursorType, IndexedDB::CursorDirection);
     void setPendingCursor(PassRefPtr<IDBCursor>);
     void abort();
 
     // IDBCallbacks
     virtual void onError(PassRefPtr<DOMError>);
     virtual void onSuccess(const Vector<String>&);
-    virtual void onSuccess(PassRefPtr<IDBCursorBackendInterface>, PassRefPtr<IDBKey>, PassRefPtr<IDBKey> primaryKey, PassRefPtr<SharedBuffer>);
+    virtual void onSuccess(PassRefPtr<IDBCursorBackendInterface>, PassRefPtr<IDBKey>, PassRefPtr<IDBKey> primaryKey, PassRefPtr<SharedBuffer>, const Vector<BlobInfo>&);

[jsbell, 2013/09/12 22:52:17]

I think this becomes more readable if the tuple being schlepped around is
(PassRefPtr<SharedBuffer>, PassOwnPtr<BlobInfoArray>), and the current owner
holds then in RefPtr/OwnPtr rather than one being "Pass"ed and the other being
"swap()"ed

[ericu, 2013/11/20 23:06:08]

Done.

     virtual void onSuccess(PassRefPtr<IDBKey>);
-    virtual void onSuccess(PassRefPtr<SharedBuffer>);
-    virtual void onSuccess(PassRefPtr<SharedBuffer>, PassRefPtr<IDBKey>, const IDBKeyPath&);
+    virtual void onSuccess(PassRefPtr<SharedBuffer>, const Vector<BlobInfo>&);
+    virtual void onSuccess(PassRefPtr<SharedBuffer>, const Vector<BlobInfo>&, PassRefPtr<IDBKey>, const IDBKeyPath&);
     virtual void onSuccess(int64_t);
     virtual void onSuccess();
-    virtual void onSuccess(PassRefPtr<IDBKey>, PassRefPtr<IDBKey> primaryKey, PassRefPtr<SharedBuffer>);
+    virtual void onSuccess(PassRefPtr<IDBKey>, PassRefPtr<IDBKey> primaryKey, PassRefPtr<SharedBuffer>, const Vector<BlobInfo>&);
 
     // ActiveDOMObject
     virtual bool hasPendingActivity() const OVERRIDE;
     virtual void stop() OVERRIDE;
 
     // EventTarget
     virtual const AtomicString& interfaceName() const;
     virtual ScriptExecutionContext* scriptExecutionContext() const;
     virtual void uncaughtExceptionInEventHandler();
 
@@ skipping 32 matching lines @@
     ReadyState m_readyState;
     bool m_requestAborted; // May be aborted by transaction then receive async onsuccess; ignore vs. assert.
 
 private:
     // EventTarget
     virtual void refEventTarget() { ref(); }
     virtual void derefEventTarget() { deref(); }
     virtual EventTargetData* eventTargetData();
     virtual EventTargetData* ensureEventTargetData();
 
-    void setResultCursor(PassRefPtr<IDBCursor>, PassRefPtr<IDBKey>, PassRefPtr<IDBKey> primaryKey, PassRefPtr<SharedBuffer> value);
+    void setResultCursor(PassRefPtr<IDBCursor>, PassRefPtr<IDBKey>, PassRefPtr<IDBKey> primaryKey, PassRefPtr<SharedBuffer> value, const Vector<BlobInfo>&);
     void checkForReferenceCycle();
 
 
     RefPtr<IDBAny> m_source;
     const IDBDatabaseBackendInterface::TaskType m_taskType;
 
     bool m_hasPendingActivity;
     Vector<RefPtr<Event> > m_enqueuedEvents;
 
     // Only used if the result type will be a cursor.
     IndexedDB::CursorType m_cursorType;
     IndexedDB::CursorDirection m_cursorDirection;
     RefPtr<IDBCursor> m_pendingCursor;
     RefPtr<IDBKey> m_cursorKey;
     RefPtr<IDBKey> m_cursorPrimaryKey;
     RefPtr<SharedBuffer> m_cursorValue;
+    Vector<BlobInfo> m_cursorBlobInfo;
     bool m_didFireUpgradeNeededEvent;
     bool m_preventPropagation;
 
     EventTargetData m_eventTargetData;
     DOMRequestState m_requestState;
 };
 
 } // namespace WebCore
 
 #endif // IDBRequest_h