Rename and simplify method

src/EditorFeatures/Core/Extensibility/VersionSelector.cs

@@ -9,18 +9,9 @@ namespace Microsoft.CodeAnalysis.Editor
 {
     internal sealed class VersionSelector
     {
-        public static T Select<T>(IEnumerable<Lazy<T, VisualStudioVersionMetadata>> items)
+        public static T SelectHighest<T>(IEnumerable<Lazy<T, VisualStudioVersionMetadata>> items)
         {
-            var best = items.FirstOrDefault();
-            foreach (var item in items.Skip(1))
-            {
-                if ((int)item.Metadata.Version > (int)best.Metadata.Version)
-                {
-                    best = item;
-                }
-            }
-
-            return best.Value;
+            return items.OrderByDescending(i => i.Metadata.Version).First().Value;
         }
     }
 }

src/EditorFeatures/Core/Implementation/IntelliSense/Completion/Presentation/CompletionPresenter.cs

@@ -30,7 +30,7 @@ internal sealed class CompletionPresenter : ForegroundThreadAffinitizedObject, I
         {
             _completionBroker = completionBroker;
             _glyphService = glyphService;
-            _completionSetFactory = VersionSelector.Select(completionSetFactories);
+            _completionSetFactory = VersionSelector.SelectHighest(completionSetFactories);
         }
 
         ICompletionPresenterSession IIntelliSensePresenter<ICompletionPresenterSession, ICompletionSession>.CreateSession(ITextView textView, ITextBuffer subjectBuffer, ICompletionSession session)

src/Interactive/EditorFeatures/Core/Implementation/Completion/Presentation/CompletionPresenter.cs

@@ -32,7 +32,7 @@ internal partial class CompletionPresenter : ForegroundThreadAffinitizedObject,
         {
             _completionBroker = completionBroker;
             _glyphService = glyphService;
-            _completionSetFactory = VersionSelector.Select(completionSetFactories);
+            _completionSetFactory = VersionSelector.SelectHighest(completionSetFactories);
         }
 
         ICompletionPresenterSession IIntelliSensePresenter<ICompletionPresenterSession, ICompletionSession>.CreateSession(ITextView textView, ITextBuffer subjectBuffer, ICompletionSession sessionOpt)