b=751774 handle no drag service during shutdown r=roc

2012-05-04 15:34:50 +12:00
parent 9b755e8796
commit c6286384ac
1 changed files with 2 additions and 1 deletions
--- a/widget/gtk2/nsWindow.cpp
+++ b/widget/gtk2/nsWindow.cpp
@@ -677,8 +677,9 @@ nsWindow::Destroy(void)
        gRollupListener = nsnull;
    }

+    // dragService will be null after shutdown of the service manager.
    nsDragService *dragService = nsDragService::GetInstance();
-    if (this == dragService->GetMostRecentDestWindow()) {
+    if (dragService && this == dragService->GetMostRecentDestWindow()) {
        dragService->ScheduleLeaveEvent();
    }