95       mTreeOwner(nullptr),  in nsDocShellTreeOwner()
250   if (mTreeOwner) return mTreeOwner->ContentShellAdded(aContentShell, aPrimary);  in ContentShellAdded()
264   if (mTreeOwner) {  in ContentShellRemoved()
265     return mTreeOwner->ContentShellRemoved(aContentShell);  in ContentShellRemoved()
279   if (mTreeOwner) {  in GetPrimaryContentShell()
280     return mTreeOwner->GetPrimaryContentShell(aShell);  in GetPrimaryContentShell()
295   if (mTreeOwner) {  in TabParentAdded()
296     return mTreeOwner->TabParentAdded(aTab, aPrimary);  in TabParentAdded()
311   if (mTreeOwner) {  in TabParentRemoved()
312     return mTreeOwner->TabParentRemoved(aTab);  in TabParentRemoved()
324   if (mTreeOwner) {  in GetPrimaryTabParent()
325     return mTreeOwner->GetPrimaryTabParent(aTab);  in GetPrimaryTabParent()
358   NS_ENSURE_STATE(mTreeOwner || webBrowserChrome);  in SizeShellTo()
360   if (mTreeOwner) {  in SizeShellTo()
361     return mTreeOwner->SizeShellTo(aShellItem, aCX, aCY);  in SizeShellTo()
429   if (mTreeOwner) {  in GetTabCount()
430     return mTreeOwner->GetTabCount(aResult);  in GetTabCount()
737     mTreeOwner = aTreeOwner;  in SetTreeOwner()
739     mTreeOwner = nullptr;  in SetTreeOwner()