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/Mips/AsmParser/MipsAsmParser.cpp b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
index 5a3cf65..0bddc4c 100644
--- a/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
+++ b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
@@ -375,8 +375,8 @@
   MipsAsmParser(MCSubtargetInfo &sti, MCAsmParser &parser,
                 const MCInstrInfo &MII, const MCTargetOptions &Options)
       : MCTargetAsmParser(Options), STI(sti),
-        ABI(MipsABIInfo::computeTargetABI(sti.getTargetTuple(), sti.getCPU(),
-                                          Options)) {
+        ABI(MipsABIInfo::computeTargetABI(Triple(sti.getTargetTriple()),
+                                          sti.getCPU(), Options)) {
     MCAsmParserExtension::Initialize(parser);
 
     parser.addAliasForDirective(".asciiz", ".asciz");
@@ -402,9 +402,9 @@
     IsPicEnabled =
         (getContext().getObjectFileInfo()->getRelocM() == Reloc::PIC_);
 
-    const TargetTuple &TT = sti.getTargetTuple();
-    if ((TT.getArch() == TargetTuple::mips) ||
-        (TT.getArch() == TargetTuple::mips64))
+    Triple TheTriple(sti.getTargetTriple());
+    if ((TheTriple.getArch() == Triple::mips) ||
+        (TheTriple.getArch() == Triple::mips64))
       IsLittleEndian = false;
     else
       IsLittleEndian = true;