[clang] [libIndex] Remove unused 'RefD' parameter of IndexingContext::handleReference()

Differential Revision: https://reviews.llvm.org/D156513

Author: HighCommander4

clang/lib/Index/IndexingContext.cpp

@@ -76,8 +76,7 @@ bool IndexingContext::handleReference(const NamedDecl *D, SourceLocation Loc,
                                       const DeclContext *DC,
                                       SymbolRoleSet Roles,
                                       ArrayRef<SymbolRelation> Relations,
-                                      const Expr *RefE,
-                                      const Decl *RefD) {
+                                      const Expr *RefE) {
   if (!shouldIndexFunctionLocalSymbols() && isFunctionLocalSymbol(D))
     return true;
 
@@ -87,7 +86,7 @@ bool IndexingContext::handleReference(const NamedDecl *D, SourceLocation Loc,
     return true;
   }
   return handleDeclOccurrence(D, Loc, /*IsRef=*/true, Parent, Roles, Relations,
-                              RefE, RefD, DC);
+                              RefE, nullptr, DC);
 }
 
 static void reportModuleReferences(const Module *Mod,

clang/lib/Index/IndexingContext.h

@@ -79,7 +79,7 @@ class IndexingContext {
                        const NamedDecl *Parent, const DeclContext *DC,
                        SymbolRoleSet Roles = SymbolRoleSet(),
                        ArrayRef<SymbolRelation> Relations = std::nullopt,
-                       const Expr *RefE = nullptr, const Decl *RefD = nullptr);
+                       const Expr *RefE = nullptr);
 
   void handleMacroDefined(const IdentifierInfo &Name, SourceLocation Loc,
                           const MacroInfo &MI);