At Jim Grosbach's request detemplate Object/MachO.h.

We are still able to handle mixed endian objects by swapping one struct at a
time.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179778 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Object/Binary.h

@@ -100,7 +100,8 @@ public:
   }
 
   bool isLittleEndian() const {
-    return !(TypeID == ID_ELF32B || TypeID == ID_ELF64B);
+    return !(TypeID == ID_ELF32B || TypeID == ID_ELF64B ||
+             TypeID == ID_MachO32B || TypeID == ID_MachO64B);
   }
 };