| Index: third_party/WebKit/Source/core/workers/WorkerGlobalScope.h | 
| diff --git a/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h b/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h | 
| index 6bf6468c4aafcf62973e6e800d42b0d3892ef24f..6dd5e432d3841c1560f7c3c4e291bce5e9ac5360 100644 | 
| --- a/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h | 
| +++ b/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h | 
| @@ -125,7 +125,11 @@ public: | 
|  | 
| WorkerInspectorController* workerInspectorController() { return m_workerInspectorController.get(); } | 
|  | 
| -    bool isClosing() { return m_closing; } | 
| +    // Returns true when the WorkerGlobalScope is closing (e.g. via close() | 
| +    // method). If this returns true, the worker is going to be shutdown after | 
| +    // the current task execution. Workers that don't support close operation | 
| +    // should always return false. | 
| +    bool isClosing() const { return m_closing; } | 
|  | 
| double timeOrigin() const { return m_timeOrigin; } | 
|  | 
|  |