| Index: webrtc/base/asyncinvoker-inl.h | 
| diff --git a/webrtc/base/asyncinvoker-inl.h b/webrtc/base/asyncinvoker-inl.h | 
| index d172eee0a6bc32cdde3d9d51b1dae0ed9e1471f9..bce68d94d4799caa1030a97ec5bb0034f0f7b8c2 100644 | 
| --- a/webrtc/base/asyncinvoker-inl.h | 
| +++ b/webrtc/base/asyncinvoker-inl.h | 
| @@ -68,7 +68,7 @@ class NotifyingAsyncClosureBase : public AsyncClosure, | 
| CritScope cs(&crit_); | 
| callback_ = callback; | 
| } | 
| -  bool CallbackCanceled() const { return calling_thread_ == NULL; } | 
| +  bool CallbackCanceled() const { return calling_thread_ == nullptr; } | 
|  | 
| private: | 
| Location callback_posted_from_; | 
|  |