[IndexedDB] Propogating changes to observers : Renderer

third_party/WebKit/Source/modules/indexeddb/IDBObservation.h

 // Copyright 2016 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 IDBObservation_h
 #define IDBObservation_h
 
 #include "bindings/core/v8/ScriptValue.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "platform/heap/Handle.h"
 #include "public/platform/modules/indexeddb/WebIDBTypes.h"
 #include "wtf/PassRefPtr.h"
 
 namespace blink {
 
-class IDBKey;
+class IDBKeyRange;
 class IDBValue;
 class ScriptState;
+struct WebIDBObservation;
 
 class IDBObservation final : public GarbageCollectedFinalized<IDBObservation>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 
 public:
     static WebIDBOperationType stringToOperationType(const String&);
-    static IDBObservation* create(IDBKey*, PassRefPtr<IDBValue>, WebIDBOperationType);
+    static IDBObservation* create(const WebIDBObservation&);
     ~IDBObservation();
 
     DECLARE_TRACE();
 
     // Implement the IDL
     ScriptValue key(ScriptState*);
     ScriptValue value(ScriptState*);
     const String& type() const;
 
 private:
-    IDBObservation(IDBKey*, PassRefPtr<IDBValue>, WebIDBOperationType);
-    Member<IDBKey> m_key;
+    IDBObservation(const WebIDBObservation&);
+    Member<IDBKeyRange> m_keyRange;
     RefPtr<IDBValue> m_value;
     const WebIDBOperationType m_operationType;
 };
 
 } // namespace blink
 
 #endif // IDBObservation_h