Revert "Pack the MCSymbolELF bit fields into MCSymbol's Flags."

This reverts commit r239006.

I am debugging the powerpc failures.

llvm-svn: 239010
diff --git a/llvm/lib/MC/ELFObjectWriter.cpp b/llvm/lib/MC/ELFObjectWriter.cpp
index f8cf7d2..d811cfe 100644
--- a/llvm/lib/MC/ELFObjectWriter.cpp
+++ b/llvm/lib/MC/ELFObjectWriter.cpp
@@ -463,7 +463,8 @@
   // Other and Visibility share the same byte with Visibility using the lower
   // 2 bits
   uint8_t Visibility = Symbol.getVisibility();
-  uint8_t Other = Symbol.getOther() | Visibility;
+  uint8_t Other = Symbol.getOther() << 2;
+  Other |= Visibility;
 
   uint64_t Value = SymbolValue(*MSD.Symbol, Layout);
   uint64_t Size = 0;