Use getter. Fixes the build from a bad merge.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@171782 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDeclAttr.cpp b/lib/Sema/SemaDeclAttr.cpp
index accea53..b62a4e8 100644
--- a/lib/Sema/SemaDeclAttr.cpp
+++ b/lib/Sema/SemaDeclAttr.cpp
@@ -3272,7 +3272,7 @@
     break;
   case 11:
     if (Str == "unwind_word")
-      DestWidth = S.Context.Target.getUnwindWordWidth();
+      DestWidth = S.Context.getTargetInfo().getUnwindWordWidth();
     break;
   }