Remove unnecessary `Vec<_>` annotation from docs

This was brought up in IRC by a confused reader.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/libcollections/vec.rs b/src/libcollections/vec.rs
index 087b065031f..b767a1ea054 100644
--- a/src/libcollections/vec.rs
+++ b/src/libcollections/vec.rs
@@ -185,7 +185,7 @@ impl<T> Vec<T> {
     /// # Examples
     ///
     /// ```
-    /// let mut vec: Vec<_> = Vec::with_capacity(10);
+    /// let mut vec = Vec::with_capacity(10);
     ///
     /// // The vector contains no items, even though it has capacity for more
     /// assert_eq!(vec.len(), 0);