The Toolbar Cell component builds cells within a Toolbar. Adjacent cells are divided with a thin line.

# Props

-   `[flex]` - a flex definition, specifying the grow/shrink/basis property for element sizing.

# Permitted Children

-   any

```html
<porcelain-toolbar-cell [flex]="'0 0 auto'">
	...
</porcelain-toolbar-cell>
```