Finish 2 sentences.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@133214 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/CocoaConventions.cpp b/lib/Analysis/CocoaConventions.cpp
index 946c38c..c36a9e7 100644
--- a/lib/Analysis/CocoaConventions.cpp
+++ b/lib/Analysis/CocoaConventions.cpp
@@ -7,7 +7,7 @@
 //
 //===----------------------------------------------------------------------===//
 //
-// This file defines 
+// This file implements cocoa naming convention analysis. 
 //
 //===----------------------------------------------------------------------===//