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rollup merge of #20976: jbcrail/rm-unused-import

The BorrowFrom trait was unused by the tests.
This commit is contained in:
Alex Crichton 2015-01-15 14:11:29 -08:00
commit 199d2ab0d8

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@ -1422,7 +1422,6 @@ impl<K: Ord, V> BTreeMap<K, V> {
#[cfg(test)]
mod test {
use prelude::*;
use std::borrow::BorrowFrom;
use super::{BTreeMap, Occupied, Vacant};