Remove unused field style from AttributeKind::CrateName

Signed-off-by: Jonathan Brouwer <jonathantbrouwer@gmail.com>

compiler/rustc_attr_parsing/src/attributes/crate_level.rs

@@ -20,12 +20,7 @@ fn convert(cx: &mut AcceptContext<'_, '_, S>, args: &ArgParser<'_>) -> Option<At
             return None;
         };
 
-        Some(AttributeKind::CrateName {
-            name,
-            name_span: n.value_span,
-            attr_span: cx.attr_span,
-            style: cx.attr_style,
-        })
+        Some(AttributeKind::CrateName { name, name_span: n.value_span, attr_span: cx.attr_span })
     }
 }
 

compiler/rustc_hir/src/attrs/data_structures.rs

@@ -499,7 +499,7 @@ pub enum AttributeKind {
     Coverage(Span, CoverageAttrKind),
 
     /// Represents `#[crate_name = ...]`
-    CrateName { name: Symbol, name_span: Span, attr_span: Span, style: AttrStyle },
+    CrateName { name: Symbol, name_span: Span, attr_span: Span },
 
     /// Represents `#[custom_mir]`.
     CustomMir(Option<(MirDialect, Span)>, Option<(MirPhase, Span)>, Span),