src/vs/platform/windows/electron-main/window.ts/CodeWindow/updateTouchBar
class CodeWindow:	updateTouchBar(groups: ISerializableCommandAction[][]): void {
		if (!isMacintosh) {
			return; // only supported on macOS
		}

		// Update segments for all groups. Setting the segments property
		// of the group directly prevents ugly flickering from happening
		this.touchBarGroups.forEach((touchBarGroup, index) => {
			const commands = groups[index];
			touchBarGroup.segments = this.createTouchBarGroupSegments(commands);
		});
	}