Revert r273143 "[ELF] - Basic versioned symbols support implemented."

It broke buildbot:
http://lab.llvm.org:8011/builders/llvm-clang-lld-x86_64-scei-ps4-ubuntu-fast

llvm-svn: 273146
diff --git a/lld/ELF/Symbols.cpp b/lld/ELF/Symbols.cpp
index 9fd5de2..0ba571b 100644
--- a/lld/ELF/Symbols.cpp
+++ b/lld/ELF/Symbols.cpp
@@ -267,7 +267,7 @@
 bool Symbol::includeInDynsym() const {
   if (Visibility != STV_DEFAULT && Visibility != STV_PROTECTED)
     return false;
-  return (ExportDynamic && VersionId != VER_NDX_LOCAL) || body()->isShared() ||
+  return (ExportDynamic && VersionScriptGlobal) || body()->isShared() ||
          (body()->isUndefined() && Config->Shared);
 }