[clang] [Serialization] Remove delta encoding optimization (PR #145670)

[Timm Baeder via cfe-commits]

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@@ -733,16 +731,14 @@ class ASTWriter : public ASTDeserializationListener,
   void AddFileID(FileID FID, RecordDataImpl &Record);
 
   /// Emit a source location.
-  void AddSourceLocation(SourceLocation Loc, RecordDataImpl &Record,
-                         LocSeq *Seq = nullptr);
+  void AddSourceLocation(SourceLocation Loc, RecordDataImpl &Record);
 
   /// Return the raw encodings for source locations.
   SourceLocationEncoding::RawLocEncoding
-  getRawSourceLocationEncoding(SourceLocation Loc, LocSeq *Seq = nullptr);
+  getRawSourceLocationEncoding(SourceLocation loc);
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tbaederr wrote:

This should stay `Loc` I think.

https://github.com/llvm/llvm-project/pull/145670