Revert r247692: Replace Triple with a new TargetTuple in MCTargetDesc/* and related. NFC.

Eric has replied and has demanded the patch be reverted.

llvm-svn: 247702
diff --git a/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.cpp b/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.cpp
index b690926..c709741 100644
--- a/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.cpp
+++ b/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.cpp
@@ -44,19 +44,18 @@
   return X;
 }
 
-static MCRegisterInfo *createAMDGPUMCRegisterInfo(const TargetTuple &TT) {
+static MCRegisterInfo *createAMDGPUMCRegisterInfo(const Triple &TT) {
   MCRegisterInfo *X = new MCRegisterInfo();
   InitAMDGPUMCRegisterInfo(X, 0);
   return X;
 }
 
-static MCSubtargetInfo *createAMDGPUMCSubtargetInfo(const TargetTuple &TT,
-                                                    StringRef CPU,
-                                                    StringRef FS) {
+static MCSubtargetInfo *
+createAMDGPUMCSubtargetInfo(const Triple &TT, StringRef CPU, StringRef FS) {
   return createAMDGPUMCSubtargetInfoImpl(TT, CPU, FS);
 }
 
-static MCCodeGenInfo *createAMDGPUMCCodeGenInfo(const TargetTuple &TT,
+static MCCodeGenInfo *createAMDGPUMCCodeGenInfo(const Triple &TT,
                                                 Reloc::Model RM,
                                                 CodeModel::Model CM,
                                                 CodeGenOpt::Level OL) {
@@ -65,7 +64,7 @@
   return X;
 }
 
-static MCInstPrinter *createAMDGPUMCInstPrinter(const TargetTuple &T,
+static MCInstPrinter *createAMDGPUMCInstPrinter(const Triple &T,
                                                 unsigned SyntaxVariant,
                                                 const MCAsmInfo &MAI,
                                                 const MCInstrInfo &MII,