src/vs/workbench/contrib/terminal/browser/terminalTabbedView.ts/TerminalTabbedView/_updateTheme
class TerminalTabbedView:	private _updateTheme(theme?: IColorTheme): void {
		if (!theme) {
			theme = this._themeService.getColorTheme();
		}

		this._findWidget?.updateTheme(theme);
	}