rm unused ret val

GUI/Model/Job/JobItem.cpp

@@ -405,7 +405,7 @@ const SimulationOptionsItem* JobItem::simulationOptionsItem() const
     return item<const SimulationOptionsItem>(T_SIMULATION_OPTIONS);
 }
 
-SimulationOptionsItem* JobItem::copySimulationOptionsIntoJob(const SimulationOptionsItem* options)
+void JobItem::copySimulationOptionsIntoJob(const SimulationOptionsItem* options)
 {
-    return model()->copyItem(options, this, T_SIMULATION_OPTIONS);
+    model()->copyItem(options, this, T_SIMULATION_OPTIONS);
 }

GUI/Model/Job/JobItem.h

@@ -115,7 +115,7 @@ public:
     InstrumentItem* copyInstrumentIntoJob(const InstrumentItem* instrument);
 
     SimulationOptionsItem* simulationOptionsItem();
-    SimulationOptionsItem* copySimulationOptionsIntoJob(const SimulationOptionsItem* options);
+    void copySimulationOptionsIntoJob(const SimulationOptionsItem* options);
 
     void setResults(const ISimulation* simulation);