| Index: ui/aura/window_tree_host.cc
 | 
| diff --git a/ui/aura/window_tree_host.cc b/ui/aura/window_tree_host.cc
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| index a7b5b44fb6781a21e8c034615004acaf6a04df98..39ed6422e50ee4d266ba5ca3c8812a1e6f4539c4 100644
 | 
| --- a/ui/aura/window_tree_host.cc
 | 
| +++ b/ui/aura/window_tree_host.cc
 | 
| @@ -152,7 +152,7 @@ void WindowTreeHost::OnCursorVisibilityChanged(bool show) {
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|    // will trigger its own mouse enter.
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|    if (!show) {
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|      ui::EventDispatchDetails details = dispatcher()->DispatchMouseExitAtPoint(
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| -        dispatcher()->GetLastMouseLocationInRoot());
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| +        nullptr, dispatcher()->GetLastMouseLocationInRoot());
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|      if (details.dispatcher_destroyed)
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|        return;
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|    }
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| 
 |