Fix some more stutter warnings

clippy_lints/src/double_comparison.rs

@@ -40,16 +40,15 @@ declare_clippy_lint! {
     "unnecessary double comparisons that can be simplified"
 }
 
-#[allow(clippy::stutter)]
-pub struct DoubleComparisonPass;
+pub struct Pass;
 
-impl LintPass for DoubleComparisonPass {
+impl LintPass for Pass {
     fn get_lints(&self) -> LintArray {
         lint_array!(DOUBLE_COMPARISONS)
     }
 }
 
-impl<'a, 'tcx> DoubleComparisonPass {
+impl<'a, 'tcx> Pass {
     #[allow(clippy::similar_names)]
     fn check_binop(
         &self,
@@ -89,7 +88,7 @@ impl<'a, 'tcx> DoubleComparisonPass {
     }
 }
 
-impl<'a, 'tcx> LateLintPass<'a, 'tcx> for DoubleComparisonPass {
+impl<'a, 'tcx> LateLintPass<'a, 'tcx> for Pass {
     fn check_expr(&mut self, cx: &LateContext<'a, 'tcx>, expr: &'tcx Expr) {
         if let ExprKind::Binary(ref kind, ref lhs, ref rhs) = expr.node {
             self.check_binop(cx, kind.node, lhs, rhs, expr.span);

clippy_lints/src/lib.rs

@@ -428,8 +428,8 @@ pub fn register_plugins(reg: &mut rustc_plugin::Registry<'_>, conf: &Conf) {
     reg.register_late_lint_pass(box fallible_impl_from::FallibleImplFrom);
     reg.register_late_lint_pass(box replace_consts::ReplaceConsts);
     reg.register_late_lint_pass(box types::UnitArg);
-    reg.register_late_lint_pass(box double_comparison::DoubleComparisonPass);
-    reg.register_late_lint_pass(box question_mark::QuestionMarkPass);
+    reg.register_late_lint_pass(box double_comparison::Pass);
+    reg.register_late_lint_pass(box question_mark::Pass);
     reg.register_late_lint_pass(box suspicious_trait_impl::SuspiciousImpl);
     reg.register_early_lint_pass(box multiple_crate_versions::Pass);
     reg.register_late_lint_pass(box map_unit_fn::Pass);

clippy_lints/src/question_mark.rs

@@ -44,17 +44,16 @@ declare_clippy_lint!{
     "checks for expressions that could be replaced by the question mark operator"
 }
 
-#[allow(clippy::stutter)]
 #[derive(Copy, Clone)]
-pub struct QuestionMarkPass;
+pub struct Pass;
 
-impl LintPass for QuestionMarkPass {
+impl LintPass for Pass {
     fn get_lints(&self) -> LintArray {
         lint_array!(QUESTION_MARK)
     }
 }
 
-impl QuestionMarkPass {
+impl Pass {
     /// Check if the given expression on the given context matches the following structure:
     ///
     /// ```ignore
@@ -146,7 +145,7 @@ impl QuestionMarkPass {
     }
 }
 
-impl<'a, 'tcx> LateLintPass<'a, 'tcx> for QuestionMarkPass {
+impl<'a, 'tcx> LateLintPass<'a, 'tcx> for Pass {
     fn check_expr(&mut self, cx: &LateContext<'a, 'tcx>, expr: &'tcx Expr) {
         Self::check_is_none_and_early_return_none(cx, expr);
     }