Rename the 'Attributes' class to 'Attribute'. It's going to represent a single attribute in the future.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170502 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/TailDuplication.cpp b/lib/CodeGen/TailDuplication.cpp
index d20a881..197b946 100644
--- a/lib/CodeGen/TailDuplication.cpp
+++ b/lib/CodeGen/TailDuplication.cpp
@@ -553,7 +553,7 @@
   unsigned MaxDuplicateCount;
   if (TailDuplicateSize.getNumOccurrences() == 0 &&
       MF.getFunction()->getFnAttributes().
-        hasAttribute(Attributes::OptimizeForSize))
+        hasAttribute(Attribute::OptimizeForSize))
     MaxDuplicateCount = 1;
   else
     MaxDuplicateCount = TailDuplicateSize;