Expand wildcard import

Author: korrat

clippy_lints/src/zero_sized_map_values.rs

@@ -1,5 +1,5 @@
 use if_chain::if_chain;
-use rustc_hir::{self as hir, *};
+use rustc_hir::{self as hir, HirId, ItemKind, Node};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty::{Adt, Ty};
 use rustc_session::{declare_lint_pass, declare_tool_lint};