diff --git a/src/Workspaces/Core/Portable/FindSymbols/SymbolTree/SymbolTreeInfo_Metadata.cs b/src/Workspaces/Core/Portable/FindSymbols/SymbolTree/SymbolTreeInfo_Metadata.cs
index 8bbc204f0c571..72df9c0e86374 100644
--- a/src/Workspaces/Core/Portable/FindSymbols/SymbolTree/SymbolTreeInfo_Metadata.cs
+++ b/src/Workspaces/Core/Portable/FindSymbols/SymbolTree/SymbolTreeInfo_Metadata.cs
@@ -176,7 +176,7 @@ private static Task<SymbolTreeInfo> CreateMetadataSymbolTreeInfoAsync(
                 services,
                 solutionKey,
                 getChecksumAsync: () => new ValueTask<Checksum>(GetMetadataChecksum(services, reference, cancellationToken)),
-                createAsync: checksum => new ValueTask<SymbolTreeInfo>(CreateMetadataSymbolTreeInfo(checksum, reference)),
+                createAsync: checksum => new ValueTask<SymbolTreeInfo>(new MetadataInfoCreator(checksum, reference).Create()),
                 keySuffix: GetMetadataKeySuffix(reference),
                 cancellationToken);
         }
@@ -200,13 +200,6 @@ public static Task<SymbolTreeInfo> LoadAnyInfoForMetadataReferenceAsync(
                 cancellationToken);
         }
 
-        private static SymbolTreeInfo CreateMetadataSymbolTreeInfo(
-            Checksum checksum, PortableExecutableReference reference)
-        {
-            var creator = new MetadataInfoCreator(checksum, reference);
-            return creator.Create();
-        }
-
         private struct MetadataInfoCreator : IDisposable
         {
             private static readonly Predicate<string> s_isNotNullOrEmpty = s => !string.IsNullOrEmpty(s);
@@ -760,7 +753,7 @@ private void AddUnsortedNodes(ArrayBuilder<BuilderNode> unsortedNodes,
             }
         }
 
-        private class MetadataNode
+        private sealed class MetadataNode
         {
             private static readonly ObjectPool<MetadataNode> s_pool = SharedPools.Default<MetadataNode>();