| Index: sdk/lib/_internal/dartdoc/lib/src/export_map.dart
 | 
| diff --git a/sdk/lib/_internal/dartdoc/lib/src/export_map.dart b/sdk/lib/_internal/dartdoc/lib/src/export_map.dart
 | 
| index 01730090e232db2e82bba3bb86f19ba7aa9d01f0..28d8503fd6b19712350afb56614baa874041dd74 100644
 | 
| --- a/sdk/lib/_internal/dartdoc/lib/src/export_map.dart
 | 
| +++ b/sdk/lib/_internal/dartdoc/lib/src/export_map.dart
 | 
| @@ -46,7 +46,7 @@ class ExportMap {
 | 
|        var importsAndExports;
 | 
|        try {
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|          importsAndExports = _importsAndExportsForFile(path, packageRoot);
 | 
| -      } on FileIOException catch (_) {
 | 
| +      } on FileException catch (_) {
 | 
|          // Ignore unreadable/nonexistent files.
 | 
|          return;
 | 
|        }
 | 
| 
 |