src/vs/workbench/contrib/terminal/browser/terminalTabbedView.ts/TerminalTabbedView/_addTabTree
class TerminalTabbedView:	private _addTabTree() {
		this._splitView.addView({
			element: this._tabContainer,
			layout: width => this._tabList.layout(this._height || 0, width),
			minimumSize: TerminalTabsListSizes.NarrowViewWidth,
			maximumSize: TerminalTabsListSizes.MaximumWidth,
			onDidChange: () => Disposable.None,
			priority: LayoutPriority.Low
		}, Sizing.Distribute, this._tabTreeIndex);
		this.rerenderTabs();
	}