Use correct indefinite article in reference.md

This commit is contained in:
Corey Farwell 2015-08-24 17:26:26 -04:00
parent 4c996499a1
commit 1629dce494

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@ -1452,7 +1452,7 @@ fn draw_twice<T: Shape>(surface: Surface, sh: T) {
}
```
Traits also define an [trait object](#trait-objects) with the same
Traits also define a [trait object](#trait-objects) with the same
name as the trait. Values of this type are created by coercing from a
pointer of some specific type to a pointer of trait type. For example,
`&T` could be coerced to `&Shape` if `T: Shape` holds (and similarly