Remove printing stack trace in execute() const in TauRecToolBase

Reconstruction/tauRecTools/Root/TauRecToolBase.cxx

@@ -146,14 +146,6 @@ StatusCode TauRecToolBase::eventInitialize(){
 //________________________________________
 StatusCode TauRecToolBase::execute(xAOD::TauJet&) const {
   ATH_MSG_ERROR("function not implemented");
-
-  pid_t myPid = getpid();
-  std::string pstackCommand = "pstack ";
-  std::stringstream ss;
-  ss << myPid;
-  pstackCommand += ss.str();
-  system(pstackCommand.c_str());
-
   return StatusCode::FAILURE;
 }