It makes no sense to have a ODR version of common
linkage, so remove it.

llvm-svn: 66690
diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
index 940647f..1055564 100644
--- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -283,11 +283,10 @@
   case GlobalValue::DLLImportLinkage:    return 5;
   case GlobalValue::DLLExportLinkage:    return 6;
   case GlobalValue::ExternalWeakLinkage: return 7;
-  case GlobalValue::CommonAnyLinkage:    return 8;
+  case GlobalValue::CommonLinkage:       return 8;
   case GlobalValue::PrivateLinkage:      return 9;
   case GlobalValue::WeakODRLinkage:      return 10;
   case GlobalValue::LinkOnceODRLinkage:  return 11;
-  case GlobalValue::CommonODRLinkage:    return 13;
   }
 }