Rustup to rust-lang/rust#69592

clippy_lints/src/cognitive_complexity.rs

@@ -1,13 +1,13 @@
 //! calculate cognitive complexity and warn about overly complex functions
 
 use rustc::hir::map::Map;
+use rustc_ast::ast::Attribute;
 use rustc_hir::intravisit::{walk_expr, FnKind, NestedVisitorMap, Visitor};
 use rustc_hir::{Body, Expr, ExprKind, FnDecl, HirId};
 use rustc_lint::{LateContext, LateLintPass, LintContext};
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 use rustc_span::source_map::Span;
 use rustc_span::BytePos;
-use syntax::ast::Attribute;
 
 use crate::utils::{match_type, paths, snippet_opt, span_lint_and_help, LimitStack};