Add inline attributes for functions used in the query system

src/libstd/thread/local.rs

@@ -253,6 +253,7 @@ impl<T: 'static> LocalKey<T> {
     /// This function will still `panic!()` if the key is uninitialized and the
     /// key's initializer panics.
     #[stable(feature = "thread_local_try_with", since = "1.26.0")]
+    #[inline]
     pub fn try_with<F, R>(&'static self, f: F) -> Result<R, AccessError>
     where
         F: FnOnce(&T) -> R,