Pass in a "const Triple &T" instead of a raw StringRef.

llvm-svn: 232429
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
index d3c4572..ab40465 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
@@ -296,13 +296,11 @@
 }
 
 // This is duplicated code. Refactor this.
-static MCStreamer *createMCStreamer(StringRef TT, MCContext &Ctx,
+static MCStreamer *createMCStreamer(const Triple &T, MCContext &Ctx,
                                     MCAsmBackend &MAB, raw_ostream &OS,
                                     MCCodeEmitter *Emitter,
                                     const MCSubtargetInfo &STI, bool RelaxAll) {
-  Triple TheTriple(TT);
-
-  switch (TheTriple.getObjectFormat()) {
+  switch (T.getObjectFormat()) {
   default: llvm_unreachable("unsupported object format");
   case Triple::MachO: {
     MCStreamer *S = createMachOStreamer(Ctx, MAB, OS, Emitter, false);
@@ -310,11 +308,11 @@
     return S;
   }
   case Triple::COFF:
-    assert(TheTriple.isOSWindows() && "non-Windows ARM COFF is not supported");
+    assert(T.isOSWindows() && "non-Windows ARM COFF is not supported");
     return createARMWinCOFFStreamer(Ctx, MAB, *Emitter, OS);
   case Triple::ELF:
     return createARMELFStreamer(Ctx, MAB, OS, Emitter, false,
-                                TheTriple.getArch() == Triple::thumb);
+                                T.getArch() == Triple::thumb);
   }
 }