Reverting r 160419.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160525 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Object/MachOObject.cpp b/lib/Object/MachOObject.cpp
index 90faa3b..00dea3f 100644
--- a/lib/Object/MachOObject.cpp
+++ b/lib/Object/MachOObject.cpp
@@ -44,8 +44,7 @@
   }
 
   // Check whether we can return a direct pointer.
-  struct_type *Ptr =
-    const_cast<struct_type *>((const struct_type *)(Buffer.data() + Base));
+  struct_type *Ptr = (struct_type *) (Buffer.data() + Base);
   if (!MOO.isSwappedEndian()) {
     Res = Ptr;
     return;