Add the backchannel for Blobs to be received into Blink from the database backend.

Source/modules/indexeddb/WebIDBCallbacksImpl.h

 /*
  * Copyright (C) 2013 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.
  *
@@ skipping 17 matching lines @@
 
 #ifndef WebIDBCallbacksImpl_h
 #define WebIDBCallbacksImpl_h
 
 #include "public/platform/WebIDBCallbacks.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefPtr.h"
 
 namespace blink {
+class WebBlobInfo;
 class WebData;
 class WebIDBCursor;
 class WebIDBDatabase;
 class WebIDBDatabaseError;
 class WebIDBIndex;
 class WebIDBKey;
 class WebIDBKeyPath;
 struct WebIDBMetadata;
 }
 
 namespace WebCore {
 class IDBRequest;
 
 class WebIDBCallbacksImpl FINAL : public blink::WebIDBCallbacks {
 public:
     static PassOwnPtr<WebIDBCallbacksImpl> create(PassRefPtrWillBeRawPtr<IDBRequest>);
 
     virtual ~WebIDBCallbacksImpl();
 
     // Pointers transfer ownership.
     virtual void onError(const blink::WebIDBDatabaseError&) OVERRIDE;
     virtual void onSuccess(const blink::WebVector<blink::WebString>&) OVERRIDE;
-    virtual void onSuccess(blink::WebIDBCursor*, const blink::WebIDBKey&, const blink::WebIDBKey& primaryKey, const blink::WebData&) OVERRIDE;
+    // TODO(ericu): Remove this version, here only for the 3-side patch dance.
+    virtual void onSuccess(blink::WebIDBCursor*, const blink::WebIDBKey&, const blink::WebIDBKey& primaryKey, const blink::WebData&);
+    virtual void onSuccess(blink::WebIDBCursor*, const blink::WebIDBKey&, const blink::WebIDBKey& primaryKey, const blink::WebData&, const blink::WebVector<blink::WebBlobInfo>&) OVERRIDE;
     virtual void onSuccess(blink::WebIDBDatabase*, const blink::WebIDBMetadata&) OVERRIDE;
     virtual void onSuccess(const blink::WebIDBKey&) OVERRIDE;
-    virtual void onSuccess(const blink::WebData&) OVERRIDE;
-    virtual void onSuccess(const blink::WebData&, const blink::WebIDBKey&, const blink::WebIDBKeyPath&) OVERRIDE;
+    // TODO(ericu): Remove this version, here only for the 3-side patch dance.
+    virtual void onSuccess(const blink::WebData&);
+    virtual void onSuccess(const blink::WebData&, const blink::WebVector<blink::WebBlobInfo>&) OVERRIDE;
+    // TODO(ericu): Remove this version, here only for the 3-side patch dance.
+    virtual void onSuccess(const blink::WebData&, const blink::WebIDBKey&, const blink::WebIDBKeyPath&);
+    virtual void onSuccess(const blink::WebData&, const blink::WebVector<blink::WebBlobInfo>&, const blink::WebIDBKey&, const blink::WebIDBKeyPath&) OVERRIDE;
     virtual void onSuccess(long long) OVERRIDE;
     virtual void onSuccess() OVERRIDE;
-    virtual void onSuccess(const blink::WebIDBKey&, const blink::WebIDBKey& primaryKey, const blink::WebData&) OVERRIDE;
+    // TODO(ericu): Remove this version, here only for the 3-side patch dance.
+    virtual void onSuccess(const blink::WebIDBKey&, const blink::WebIDBKey& primaryKey, const blink::WebData&);
+    virtual void onSuccess(const blink::WebIDBKey&, const blink::WebIDBKey& primaryKey, const blink::WebData&, const blink::WebVector<blink::WebBlobInfo>&) OVERRIDE;
     virtual void onBlocked(long long oldVersion) OVERRIDE;
     virtual void onUpgradeNeeded(long long oldVersion, blink::WebIDBDatabase*, const blink::WebIDBMetadata&, unsigned short dataLoss, blink::WebString dataLossMessage) OVERRIDE;
 
 private:
     explicit WebIDBCallbacksImpl(PassRefPtrWillBeRawPtr<IDBRequest>);
 
     RefPtrWillBePersistent<IDBRequest> m_request;
 };
 
 } // namespace WebCore
 
 #endif // WebIDBCallbacksImpl_h