1 files changed, 4 insertions, 5 deletions
diff --git a/source/slang/preprocessor.h b/source/slang/preprocessor.h
index 4d02cb50b..6e8ac1c69 100644
--- a/source/slang/preprocessor.h
+++ b/source/slang/preprocessor.h
@@ -8,8 +8,9 @@
 namespace Slang {
 
 class DiagnosticSink;
+class Linkage;
+class Module;
 class ModuleDecl;
-class TranslationUnitRequest;
 
 // Callback interface for the preprocessor to use when looking
 // for files in `#include` directives.
@@ -20,9 +21,6 @@ struct IncludeHandler
         const String& pathIncludedFrom,
         PathInfo& pathInfoOut) = 0;
 
-    virtual SlangResult readFile(const String& path, 
-        ISlangBlob** blobOut) = 0;        
-
     virtual String simplifyPath(const String& path) = 0;
 };
 
@@ -32,7 +30,8 @@ TokenList preprocessSource(
     DiagnosticSink*             sink,
     IncludeHandler*             includeHandler,
     Dictionary<String, String>  defines,
-    TranslationUnitRequest*     translationUnit);
+    Linkage*                    linkage,
+    Module*                     parentModule);
 
 } // namespace Slang