s/tranform/transform/

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@167929 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ARCMigrate/TransARCAssign.cpp b/lib/ARCMigrate/TransARCAssign.cpp
index b83f85a..80bfd22 100644
--- a/lib/ARCMigrate/TransARCAssign.cpp
+++ b/lib/ARCMigrate/TransARCAssign.cpp
@@ -1,4 +1,4 @@
-//===--- TransARCAssign.cpp - Tranformations to ARC mode ------------------===//
+//===--- TransARCAssign.cpp - Transformations to ARC mode -----------------===//
 //
 //                     The LLVM Compiler Infrastructure
 //