self-review: remove unused Loc

Author: inbelic

clang/include/clang/Sema/SemaHLSL.h

@@ -155,8 +155,7 @@ class SemaHLSL : public SemaBase {
 
   // Returns true when D is invalid and a diagnostic was produced
   bool
-  handleRootSignatureElements(ArrayRef<hlsl::RootSignatureElement> Elements,
-                              SourceLocation Loc);
+  handleRootSignatureElements(ArrayRef<hlsl::RootSignatureElement> Elements);
   void handleRootSignatureAttr(Decl *D, const ParsedAttr &AL);
   void handleNumThreadsAttr(Decl *D, const ParsedAttr &AL);
   void handleWaveSizeAttr(Decl *D, const ParsedAttr &AL);

clang/lib/Sema/SemaHLSL.cpp

@@ -1066,7 +1066,7 @@ void SemaHLSL::ActOnFinishRootSignatureDecl(
     SourceLocation Loc, IdentifierInfo *DeclIdent,
     ArrayRef<hlsl::RootSignatureElement> RootElements) {
 
-  if (handleRootSignatureElements(RootElements, Loc))
+  if (handleRootSignatureElements(RootElements))
     return;
 
   SmallVector<llvm::hlsl::rootsig::RootElement> Elements;
@@ -1082,7 +1082,7 @@ void SemaHLSL::ActOnFinishRootSignatureDecl(
 }
 
 bool SemaHLSL::handleRootSignatureElements(
-    ArrayRef<hlsl::RootSignatureElement> Elements, SourceLocation Loc) {
+    ArrayRef<hlsl::RootSignatureElement> Elements) {
   // The following conducts analysis on resource ranges to detect and report
   // any overlaps in resource ranges.
   //