PR5218: Replace IdentifierInfo::getName with StringRef version, now that clients
are updated.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@84447 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Diagnostic.cpp b/lib/Basic/Diagnostic.cpp
index f964423..d3bb9d5 100644
--- a/lib/Basic/Diagnostic.cpp
+++ b/lib/Basic/Diagnostic.cpp
@@ -794,7 +794,7 @@
         continue;
       }
 
-      llvm::raw_svector_ostream(OutStr) << '\'' << II->getNameStr() << '\'';
+      llvm::raw_svector_ostream(OutStr) << '\'' << II->getName() << '\'';
       break;
     }
     case Diagnostic::ak_qualtype: