Reduce the exposure of Triple::OSType in the ELF object writer. This will
avoid including ADT/Triple.h in many places when the target specific bits are
moved.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147059 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCELFObjectTargetWriter.cpp b/lib/MC/MCELFObjectTargetWriter.cpp
index 12a02a9..1d5698d 100644
--- a/lib/MC/MCELFObjectTargetWriter.cpp
+++ b/lib/MC/MCELFObjectTargetWriter.cpp
@@ -12,10 +12,10 @@
 using namespace llvm;
 
 MCELFObjectTargetWriter::MCELFObjectTargetWriter(bool Is64Bit_,
-                                                 Triple::OSType OSType_,
+                                                 uint8_t OSABI_,
                                                  uint16_t EMachine_,
                                                  bool HasRelocationAddend_)
-  : OSType(OSType_), EMachine(EMachine_),
+  : OSABI(OSABI_), EMachine(EMachine_),
     HasRelocationAddend(HasRelocationAddend_), Is64Bit(Is64Bit_) {
 }