Import Geant4 10.5.0.beta source tree

source/run/src/G4UserWorkerThreadInitialization.cc

@@ -45,11 +45,7 @@ G4Thread* G4UserWorkerThreadInitialization::CreateAndStartWorker(G4WorkerThread*
     //Note: this method is called by G4MTRunManager, here we are still sequential
     //Create a new thread/worker structure
     G4Thread* worker = new G4Thread;
-#ifdef WIN32
-    G4THREADCREATE(worker, (LPTHREAD_START_ROUTINE)&G4MTRunManagerKernel::StartThread , wTC );
-#else
-    G4THREADCREATE(worker, &G4MTRunManagerKernel::StartThread , wTC );
-#endif
+    G4THREADCREATE(worker, &G4MTRunManagerKernel::StartThread, wTC );
     return worker;
 }
 #else