| Index: Source/core/inspector/ScriptCallStack.cpp | 
| diff --git a/Source/core/inspector/ScriptCallStack.cpp b/Source/core/inspector/ScriptCallStack.cpp | 
| index 3ae1527066a30faecaaa8ddd2af5af1e5b7f2e90..7815ec4b2cd4fa762d4a0ab938d720d105645ac9 100644 | 
| --- a/Source/core/inspector/ScriptCallStack.cpp | 
| +++ b/Source/core/inspector/ScriptCallStack.cpp | 
| @@ -76,4 +76,9 @@ PassRefPtr<TypeBuilder::Array<TypeBuilder::Console::CallFrame> > ScriptCallStack | 
| return frames; | 
| } | 
|  | 
| +void ScriptCallStack::trace(Visitor* visitor) | 
| +{ | 
| +    visitor->trace(m_asyncCallStack); | 
| +} | 
| + | 
| } // namespace WebCore | 
|  |