Finish migrating VMCore to StringRef/Twine based APIs.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77051 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AsmParser/LLParser.cpp b/lib/AsmParser/LLParser.cpp
index 60fc8ad..00db4de 100644
--- a/lib/AsmParser/LLParser.cpp
+++ b/lib/AsmParser/LLParser.cpp
@@ -373,7 +373,7 @@
 bool LLParser::ParseMDString(MetadataBase *&MDS) {
   std::string Str;
   if (ParseStringConstant(Str)) return true;
-  MDS = Context.getMDString(Str.data(), Str.size());
+  MDS = Context.getMDString(Str);
   return false;
 }