Fix incorrect method call in subtrait-dispatch explanation

dtolnay · Dec 1, 2018 · f59fa1c · f59fa1c
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diff --git a/docs/questions.js b/docs/questions.js
diff --git a/questions/027-subtrait-dispatch.md b/questions/027-subtrait-dispatch.md
@@ -67,7 +67,7 @@ Let's consider what happens in each of the two methods called from `main`.
     because `x` is of type `dyn Base` and there is no implementation of
     `Derived` for `dyn Base`.
 
-- `static_dispatch(&BothTraits)`
+- `static_dispatch(BothTraits)`
 
     At compile time we know that `x.method()` is a call to `<T as
     Base>::method`. Type inference within generic functions in Rust happens