Revert 128789 - IndexedDB: Use ScriptValue instead of SerializedScriptValue for get/openCursor

Source/WebCore/Modules/indexeddb/IDBObjectStore.cpp

Index: Source/WebCore/Modules/indexeddb/IDBObjectStore.cpp
===================================================================
--- Source/WebCore/Modules/indexeddb/IDBObjectStore.cpp	(revision 132816)
+++ Source/WebCore/Modules/indexeddb/IDBObjectStore.cpp	(working copy)
@@ -340,8 +340,9 @@
             RefPtr<IDBKey> primaryKey = cursor->primaryKey();
             RefPtr<IDBAny> valueAny = cursor->value();
 
-            ASSERT(valueAny->type() == IDBAny::ScriptValueType);
-            ScriptValue value = valueAny->scriptValue();
+            ASSERT(valueAny->type() == IDBAny::SerializedScriptValueType);
+            RefPtr<SerializedScriptValue> serializedValue = valueAny->serializedScriptValue();
+            ScriptValue value(deserializeIDBValue(context, serializedValue));
 
             IDBObjectStore::IndexKeys indexKeys;
             generateIndexKeysForValue(m_indexMetadata, value, &indexKeys);