| Index: src/execution.cc | 
| diff --git a/src/execution.cc b/src/execution.cc | 
| index 8a0242ff423ec6a36d6feb494d02004f96928587..71e8ea34a1eb72b2050086889d812afa666c68cd 100644 | 
| --- a/src/execution.cc | 
| +++ b/src/execution.cc | 
| @@ -877,7 +877,7 @@ MaybeObject* Execution::HandleStackGuardInterrupt() { | 
| StackGuard* stack_guard = isolate->stack_guard(); | 
|  | 
| if (stack_guard->IsGCRequest()) { | 
| -    isolate->heap()->CollectAllGarbage(false); | 
| +    isolate->heap()->CollectAllGarbage(false, "StackGuard GC request"); | 
| stack_guard->Continue(GC_REQUEST); | 
| } | 
|  | 
|  |