1 files changed, 6 insertions, 7 deletions
diff --git a/Source/JavaScriptCore/runtime/Structure.cpp b/Source/JavaScriptCore/runtime/Structure.cpp
index e930c022a..e733c7e23 100644
--- a/Source/JavaScriptCore/runtime/Structure.cpp
+++ b/Source/JavaScriptCore/runtime/Structure.cpp
@@ -543,13 +543,12 @@ Structure* Structure::nonPropertyTransition(JSGlobalData& globalData, Structure*
     unsigned attributes = toAttributes(transitionKind);
     IndexingType indexingType = newIndexingType(structure->indexingTypeIncludingHistory(), transitionKind);
     
-    if (JSGlobalObject* globalObject = structure->m_globalObject.get()) {
-        if (globalObject->isOriginalArrayStructure(structure)) {
-            Structure* result = globalObject->originalArrayStructureForIndexingType(indexingType);
-            if (result->indexingTypeIncludingHistory() == indexingType) {
-                structure->notifyTransitionFromThisStructure();
-                return result;
-            }
+    JSGlobalObject* globalObject = structure->globalObject();
+    if (structure == globalObject->arrayStructure()) {
+        Structure* transition = globalObject->arrayStructureWithArrayStorage();
+        if (transition->indexingTypeIncludingHistory() == indexingType) {
+            structure->notifyTransitionFromThisStructure();
+            return transition;
         }
     }