dockMenu.append(newMenuItem({label:this.mnemonicLabel(nls.localize({key:'miNewWindow',comment:['&& denotes a mnemonic']},"New &&Window")),click:()=>this.windowsMainService.openEmptyWindow(OpenContext.DOCK)}));
dockMenu.append(newMenuItem({label:this.mnemonicLabel(nls.localize({key:'miNewWindow',comment:['&& denotes a mnemonic']},"New &&Window")),click:()=>this.windowsMainService.openEmptyWindow({context:OpenContext.DOCK})}));