Move includes inside guards.  NFC.

These includes were before the #ifndef/#define guards.  Moving them to
where they should be.

llvm-svn: 260153
diff --git a/lld/lib/ReaderWriter/MachO/MachONormalizedFile.h b/lld/lib/ReaderWriter/MachO/MachONormalizedFile.h
index e01d72c..b561ae8 100644
--- a/lld/lib/ReaderWriter/MachO/MachONormalizedFile.h
+++ b/lld/lib/ReaderWriter/MachO/MachONormalizedFile.h
@@ -39,6 +39,9 @@
 ///                    +-------+
 ///
 
+#ifndef LLD_READER_WRITER_MACHO_NORMALIZE_FILE_H
+#define LLD_READER_WRITER_MACHO_NORMALIZE_FILE_H
+
 #include "lld/Core/Error.h"
 #include "lld/Core/LLVM.h"
 #include "lld/ReaderWriter/MachOLinkingContext.h"
@@ -50,9 +53,6 @@
 #include "llvm/Support/MachO.h"
 #include "llvm/Support/YAMLTraits.h"
 
-#ifndef LLD_READER_WRITER_MACHO_NORMALIZE_FILE_H
-#define LLD_READER_WRITER_MACHO_NORMALIZE_FILE_H
-
 using llvm::BumpPtrAllocator;
 using llvm::yaml::Hex64;
 using llvm::yaml::Hex32;