message: Implement GetNextPersistentVariableName for Swift
diff: @@ -118,6 +118,16 @@ public:
  /// This returns the list of hand-loaded modules.
  HandLoadedModuleSet GetHandLoadedModules() { return m_hand_loaded_modules; }
  + ConstString GetNextPersistentVariableName(Target &target,
  + llvm::StringRef prefix) override {
  + llvm::SmallString<64> name;
  + {
  + llvm::raw_svector_ostream os(name);
  + os << prefix << m_next_persistent_variable_id++;
  + }
  + return ConstString(name);
  + }
  +
  private:
  uint32_t m_next_persistent_variable_id; ///< The counter used by
  /// GetNextResultName().
  