Simplify code. NFC.

llvm-svn: 227333
diff --git a/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp b/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
index f68d6a8..8486281 100644
--- a/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
+++ b/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
@@ -276,9 +276,7 @@
 
   if (Kind.isText()) return TextSection;
 
-  if (Kind.isMergeable1ByteCString() ||
-      Kind.isMergeable2ByteCString() ||
-      Kind.isMergeable4ByteCString()) {
+  if (Kind.isMergeableCString()) {
 
     // We also need alignment here.
     // FIXME: this is getting the alignment of the character, not the