Revert the change to DesignerAttributeIncrementalAnalyzer to bail out for...

Revert the change to DesignerAttributeIncrementalAnalyzer to bail out for active file analysis scope.

src/VisualStudio/Core/Def/Implementation/DesignerAttribute/DesignerAttributeIncrementalAnalyzer.cs

@@ -11,7 +11,6 @@
 using Microsoft.CodeAnalysis.Editor.Shared.Utilities;
 using Microsoft.CodeAnalysis.Options;
 using Microsoft.CodeAnalysis.Shared.Extensions;
-using Microsoft.CodeAnalysis.Shared.Options;
 using Microsoft.CodeAnalysis.Shared.TestHooks;
 using Microsoft.CodeAnalysis.SolutionCrawler;
 using Microsoft.CodeAnalysis.Versions;
@@ -76,9 +75,7 @@ public async Task AnalyzeDocumentAsync(Document document, SyntaxNode bodyOpt, In
 
             cancellationToken.ThrowIfCancellationRequested();
 
-            // TODO: Update the logic for this analyzer to work at file level instead of project level.
-            if (!document.Project.Solution.Workspace.Options.GetOption(InternalFeatureOnOffOptions.DesignerAttributes) ||
-                SolutionCrawlerOptions.GetBackgroundAnalysisScope(document.Project) == BackgroundAnalysisScope.ActiveFile)
+            if (!document.Project.Solution.Workspace.Options.GetOption(InternalFeatureOnOffOptions.DesignerAttributes))
             {
                 return;
             }