Simplify. NFC.

In this context, MBRef.getBufferIdentifier() == Path.

llvm-svn: 263061
diff --git a/lld/ELF/Driver.cpp b/lld/ELF/Driver.cpp
index 720be75..7b1ee79 100644
--- a/lld/ELF/Driver.cpp
+++ b/lld/ELF/Driver.cpp
@@ -104,9 +104,8 @@
     return;
   case file_magic::archive:
     if (WholeArchive) {
-      StringRef S = MBRef.getBufferIdentifier();
       for (MemoryBufferRef MB : getArchiveMembers(MBRef))
-        Files.push_back(createObjectFile(MB, S));
+        Files.push_back(createObjectFile(MB, Path));
       return;
     }
     Files.push_back(make_unique<ArchiveFile>(MBRef));