Rename rustdoc_json_types::Item.source to span

Author: camelid

src/librustdoc/json/conversions.rs

@@ -33,7 +33,7 @@ impl JsonRenderer<'_> {
             id: from_def_id(def_id),
             crate_id: def_id.krate.as_u32(),
             name: name.map(|sym| sym.to_string()),
-            source: self.convert_span(span),
+            span: self.convert_span(span),
             visibility: self.convert_visibility(visibility),
             docs: attrs.collapsed_doc_value(),
             links: attrs

src/librustdoc/json/mod.rs

@@ -109,7 +109,7 @@ impl JsonRenderer<'tcx> {
                                 .map(Clone::clone),
                             visibility: types::Visibility::Public,
                             inner: types::ItemEnum::Trait(trait_item.clone().into()),
-                            source: None,
+                            span: None,
                             docs: Default::default(),
                             links: Default::default(),
                             attrs: Default::default(),

src/rustdoc-json-types/lib.rs

@@ -64,7 +64,7 @@ pub struct Item {
     pub name: Option<String>,
     /// The source location of this item (absent if it came from a macro expansion or inline
     /// assembly).
-    pub source: Option<Span>,
+    pub span: Option<Span>,
     /// By default all documented items are public, but you can tell rustdoc to output private items
     /// so this field is needed to differentiate.
     pub visibility: Visibility,