Implement IDBVersionChangeEvent ctor w/ IDBVersionChangeEventInit dict

Source/modules/indexeddb/IDBOpenDBRequest.cpp

 /*
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 #include "config.h"
 #include "modules/indexeddb/IDBOpenDBRequest.h"
 
+#include "bindings/v8/Nullable.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/ExecutionContext.h"
 #include "modules/indexeddb/IDBDatabase.h"
 #include "modules/indexeddb/IDBDatabaseCallbacks.h"
 #include "modules/indexeddb/IDBPendingTransactionMonitor.h"
 #include "modules/indexeddb/IDBTracing.h"
 #include "modules/indexeddb/IDBVersionChangeEvent.h"
 
 using blink::WebIDBDatabase;
 
@@ skipping 23 matching lines @@
 const AtomicString& IDBOpenDBRequest::interfaceName() const
 {
     return EventTargetNames::IDBOpenDBRequest;
 }
 
 void IDBOpenDBRequest::onBlocked(int64_t oldVersion)
 {
     IDB_TRACE("IDBOpenDBRequest::onBlocked()");
     if (!shouldEnqueueEvent())
         return;
-    RefPtr<IDBAny> newVersionAny = (m_version == IDBDatabaseMetadata::DefaultIntVersion) ? IDBAny::createNull() : IDBAny::create(m_version);
-    enqueueEvent(IDBVersionChangeEvent::create(IDBAny::create(oldVersion), newVersionAny.release(), EventTypeNames::blocked));
+    Nullable<unsigned long long> newVersionNullable = (m_version == IDBDatabaseMetadata::DefaultIntVersion) ? Nullable<unsigned long long>() : Nullable<unsigned long long>(m_version);
+    enqueueEvent(IDBVersionChangeEvent::create(EventTypeNames::blocked, oldVersion, newVersionNullable));
 }
 
 void IDBOpenDBRequest::onUpgradeNeeded(int64_t oldVersion, PassOwnPtr<WebIDBDatabase> backend, const IDBDatabaseMetadata& metadata, blink::WebIDBDataLoss dataLoss, String dataLossMessage)
 {
     IDB_TRACE("IDBOpenDBRequest::onUpgradeNeeded()");
     if (m_contextStopped || !executionContext()) {
         OwnPtr<WebIDBDatabase> db = backend;
         db->abort(m_transactionId);
         db->close();
         return;
@@ skipping 11 matching lines @@
         oldVersion = IDBDatabaseMetadata::DefaultIntVersion;
     }
     IDBDatabaseMetadata oldMetadata(metadata);
     oldMetadata.intVersion = oldVersion;
 
     m_transaction = IDBTransaction::create(executionContext(), m_transactionId, idbDatabase.get(), this, oldMetadata);
     setResult(IDBAny::create(idbDatabase.release()));
 
     if (m_version == IDBDatabaseMetadata::NoIntVersion)
         m_version = 1;
-    enqueueEvent(IDBVersionChangeEvent::create(IDBAny::create(oldVersion), IDBAny::create(m_version), EventTypeNames::upgradeneeded, dataLoss, dataLossMessage));
+    enqueueEvent(IDBVersionChangeEvent::create(EventTypeNames::upgradeneeded, oldVersion, m_version, dataLoss, dataLossMessage));
 }
 
 void IDBOpenDBRequest::onSuccess(PassOwnPtr<WebIDBDatabase> backend, const IDBDatabaseMetadata& metadata)
 {
     IDB_TRACE("IDBOpenDBRequest::onSuccess()");
     if (m_contextStopped || !executionContext()) {
         OwnPtr<WebIDBDatabase> db = backend;
         if (db)
             db->close();
         return;
@@ skipping 36 matching lines @@
         dequeueEvent(event.get());
         setResult(nullptr);
         onError(DOMError::create(AbortError, "The connection was closed."));
         return false;
     }
 
     return IDBRequest::dispatchEvent(event);
 }
 
 } // namespace WebCore