Subzero: Remove IceString.

src/IceTranslator.h

 //===- subzero/src/IceTranslator.h - ICE to machine code --------*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 41 matching lines @@
 
   /// Translates the constructed ICE function Func to machine code.
   void translateFcn(std::unique_ptr<Cfg> Func);
 
   /// Lowers the given list of global addresses to target. Generates list of
   /// corresponding variable declarations.
   void
   lowerGlobals(std::unique_ptr<VariableDeclarationList> VariableDeclarations);
 
   /// Creates a name using the given prefix and corresponding index.
-  std::string createUnnamedName(const IceString &Prefix, SizeT Index);
+  std::string createUnnamedName(const std::string &Prefix, SizeT Index);
 
   /// Reports if there is a (potential) conflict between Name, and using Prefix
   /// to name unnamed names. Errors are put on Ostream. Returns true if there
   /// isn't a potential conflict.
-  bool checkIfUnnamedNameSafe(const IceString &Name, const char *Kind,
-                              const IceString &Prefix);
+  bool checkIfUnnamedNameSafe(const std::string &Name, const char *Kind,
+                              const std::string &Prefix);
 
   uint32_t getNextSequenceNumber() { return NextSequenceNumber++; }
 
 protected:
   GlobalContext *Ctx;
   uint32_t NextSequenceNumber;
   /// ErrorCode of the translation.
   ErrorCode ErrorStatus;
 };
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICETRANSLATOR_H