Inline a variable that is used only once.

llvm-svn: 285767
diff --git a/lld/ELF/Writer.cpp b/lld/ELF/Writer.cpp
index 5a74403..1e5e3a2 100644
--- a/lld/ELF/Writer.cpp
+++ b/lld/ELF/Writer.cpp
@@ -252,9 +252,9 @@
   if (Config->GdbIndex)
     Out<ELFT>::GdbIndex = make<GdbIndexSection<ELFT>>();
 
-  StringRef S = Config->Rela ? ".rela.plt" : ".rel.plt";
   Out<ELFT>::GotPlt = make<GotPltSection<ELFT>>();
-  Out<ELFT>::RelaPlt = make<RelocationSection<ELFT>>(S, false /*Sort*/);
+  Out<ELFT>::RelaPlt = make<RelocationSection<ELFT>>(
+      Config->Rela ? ".rela.plt" : ".rel.plt", false /*Sort*/);
   if (Config->Strip != StripPolicy::All) {
     Out<ELFT>::StrTab = make<StringTableSection<ELFT>>(".strtab", false);
     Out<ELFT>::SymTab = make<SymbolTableSection<ELFT>>(*Out<ELFT>::StrTab);