Convert a couple of PROTOTYPE comments that crept in via source generators (#44165)

src/Workspaces/CSharp/Portable/Workspace/LanguageServices/CSharpCompilationFactoryService.cs

@@ -44,7 +44,7 @@ CompilationOptions ICompilationFactoryService.GetDefaultCompilationOptions()
 
         GeneratorDriver? ICompilationFactoryService.CreateGeneratorDriver(ParseOptions parseOptions, ImmutableArray<ISourceGenerator> generators, ImmutableArray<AdditionalText> additionalTexts)
         {
-            // PROTOTYPE: for now we gate behind langver == preview. We'll remove this before final shipping, as the feature is langver agnostic
+            // https://github.com/dotnet/roslyn/issues/42565: for now we gate behind langver == preview. We'll remove this before final shipping, as the feature is langver agnostic
             if (((CSharpParseOptions)parseOptions).LanguageVersion != LanguageVersion.Preview)
             {
                 return null;

src/Workspaces/Core/Portable/Workspace/Solution/SolutionState.CompilationAndGeneratorDriverTranslationAction_Actions.cs

@@ -168,7 +168,7 @@ public override TrackedGeneratorDriver TransformGeneratorDriver(TrackedGenerator
             internal sealed class AddAdditionalDocumentsAction : CompilationAndGeneratorDriverTranslationAction
             {
 #pragma warning disable IDE0052 // Remove unread private members
-                // PROTOTYPE: right now there is no way to tell a GeneratorDriver that an additional file has been added
+                // https://github.com/dotnet/roslyn/issues/44161: right now there is no way to tell a GeneratorDriver that an additional file has been added
                 private readonly ImmutableArray<TextDocumentState> _additionalDocuments;
 #pragma warning restore IDE0052 // Remove unread private members
 
@@ -179,7 +179,7 @@ public AddAdditionalDocumentsAction(ImmutableArray<TextDocumentState> additional
 
                 public override TrackedGeneratorDriver TransformGeneratorDriver(TrackedGeneratorDriver generatorDriver)
                 {
-                    // PROTOTYPE: right now there is no way to tell a GeneratorDriver that an additional file has been added
+                    // https://github.com/dotnet/roslyn/issues/44161: right now there is no way to tell a GeneratorDriver that an additional file has been added
                     // to allow for incremental updates: our only option is to recreate the generator driver from scratch.
                     // return generatorDriver.WithPendingEdits(_additionalDocuments.SelectAsArray(a => (PendingEdit)new AdditionalFileAddedEdit(new AdditionalTextWithState(a))));
                     return new TrackedGeneratorDriver(generatorDriver: null);
@@ -189,7 +189,7 @@ public override TrackedGeneratorDriver TransformGeneratorDriver(TrackedGenerator
             internal sealed class RemoveAdditionalDocumentsAction : CompilationAndGeneratorDriverTranslationAction
             {
 #pragma warning disable IDE0052 // Remove unread private members
-                // PROTOTYPE: right now there is no way to tell a GeneratorDriver that an additional file has been added
+                // https://github.com/dotnet/roslyn/issues/44161: right now there is no way to tell a GeneratorDriver that an additional file has been added
                 private readonly ImmutableArray<TextDocumentState> _additionalDocuments;
 #pragma warning restore IDE0052 // Remove unread private members
 
@@ -200,7 +200,7 @@ public RemoveAdditionalDocumentsAction(ImmutableArray<TextDocumentState> additio
 
                 public override TrackedGeneratorDriver TransformGeneratorDriver(TrackedGeneratorDriver generatorDriver)
                 {
-                    // PROTOTYPE: right now there is no way to tell a GeneratorDriver that an additional file has been removed
+                    // https://github.com/dotnet/roslyn/issues/44161: right now there is no way to tell a GeneratorDriver that an additional file has been removed
                     // to allow for incremental updates: our only option is to recreate the generator driver from scratch.
                     // return generatorDriver.WithPendingEdits(_additionalDocuments.SelectAsArray(a => (PendingEdit)new AdditionalFileRemovedEdit(...)));
                     return new TrackedGeneratorDriver(generatorDriver: null);

src/Workspaces/Core/Portable/Workspace/Solution/SolutionState.CompilationTracker.cs

@@ -709,7 +709,7 @@ public CompilationInfo(Compilation compilation, bool hasSuccessfullyLoaded)
 
                     if (generatorDriver.GeneratorDriver != null)
                     {
-                        // PROTOTYPE: make an API to expose these diagnostics
+                        // https://github.com/dotnet/roslyn/issues/44163: make an API to expose these diagnostics
                         generatorDriver = new TrackedGeneratorDriver(generatorDriver.GeneratorDriver.RunFullGeneration(compilation, out compilation, out var diagnostics, cancellationToken));
                     }