Include the export namespace in the prelinked summary.

pkg/analyzer/lib/src/summary/public_namespace_computer.dart

Index: pkg/analyzer/lib/src/summary/public_namespace_computer.dart
diff --git a/pkg/analyzer/lib/src/summary/public_namespace_computer.dart b/pkg/analyzer/lib/src/summary/public_namespace_computer.dart
index e8751b0433b7912766867c3bdbb9f162f2231cf6..a0a474f2cb879f4689b8f16a1259d55e7996ab4b 100644
--- a/pkg/analyzer/lib/src/summary/public_namespace_computer.dart
+++ b/pkg/analyzer/lib/src/summary/public_namespace_computer.dart
@@ -85,7 +85,11 @@ class _PublicNamespaceVisitor extends RecursiveAstVisitor {
     if (node.isSetter) {
       name += '=';
     }
-    addNameIfPublic(name, PrelinkedReferenceKind.other,
+    addNameIfPublic(
+        name,
+        node.isGetter || node.isSetter
+            ? PrelinkedReferenceKind.topLevelPropertyAccessor
+            : PrelinkedReferenceKind.topLevelFunction,
         node.functionExpression.typeParameters?.typeParameters?.length ?? 0);
   }
 
@@ -103,9 +107,10 @@ class _PublicNamespaceVisitor extends RecursiveAstVisitor {
   @override
   visitVariableDeclaration(VariableDeclaration node) {
     String name = node.name.name;
-    addNameIfPublic(name, PrelinkedReferenceKind.other, 0);
+    addNameIfPublic(name, PrelinkedReferenceKind.topLevelPropertyAccessor, 0);
     if (!node.isFinal && !node.isConst) {
-      addNameIfPublic('$name=', PrelinkedReferenceKind.other, 0);
+      addNameIfPublic(
+          '$name=', PrelinkedReferenceKind.topLevelPropertyAccessor, 0);
     }
   }
 }