Remove unncessary variables/functions from MCAssembler.h

Author: amy-kwan

llvm/include/llvm/MC/MCAssembler.h

@@ -70,9 +70,6 @@ class MCAssembler {
 
   SmallVector<const MCSymbol *, 0> Symbols;
 
-  // PPC CPU type.
-  std::string CPU;
-
   MCDwarfLineTableParams LTParams;
 
   /// The set of function symbols for which a .thumb_func directive has
@@ -228,8 +225,6 @@ class MCAssembler {
     return make_pointee_range(Symbols);
   }
 
-  void setCPU(std::string TargetCPU) { CPU = std::move(TargetCPU); }
-
   bool registerSection(MCSection &Section);
   bool registerSymbol(const MCSymbol &Symbol);