RuntimeDyld: Fix up r169178. MSVC doesn't like "or".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169183 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
index cfeb2b4..a292ee1 100644
--- a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
+++ b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
@@ -168,7 +168,7 @@
   inline unsigned getMaxStubSize() {
     if (Arch == Triple::arm || Arch == Triple::thumb)
       return 8; // 32-bit instruction and 32-bit address
-    else if (Arch == Triple::mipsel or Arch == Triple::mips)
+    else if (Arch == Triple::mipsel || Arch == Triple::mips)
       return 16;
     else if (Arch == Triple::ppc64)
       return 44;