Remove an unused parameter

No functionality change is intended

llvm-svn: 256797
diff --git a/clang/lib/Sema/SemaStmtAsm.cpp b/clang/lib/Sema/SemaStmtAsm.cpp
index 6eadf0d..11a4f8b 100644
--- a/clang/lib/Sema/SemaStmtAsm.cpp
+++ b/clang/lib/Sema/SemaStmtAsm.cpp
@@ -672,7 +672,7 @@
 }
 
 ExprResult
-Sema::LookupInlineAsmVarDeclField(Expr *E, StringRef Member, unsigned &Offset,
+Sema::LookupInlineAsmVarDeclField(Expr *E, StringRef Member,
                                   llvm::InlineAsmIdentifierInfo &Info,
                                   SourceLocation AsmLoc) {
   Info.clear();
@@ -706,9 +706,6 @@
   if (!FD)
     return ExprResult();
 
-  Offset = (unsigned)Context.toCharUnitsFromBits(Context.getFieldOffset(FD))
-               .getQuantity();
-
   // Make an Expr to thread through OpDecl.
   ExprResult Result = BuildMemberReferenceExpr(
       E, E->getType(), AsmLoc, /*IsArrow=*/false, CXXScopeSpec(),