Kill needs{ObjTemp,RefTemp,CheckMem} and cppTemp

hphp/compiler/expression/simple_variable.cpp

@@ -192,10 +192,6 @@ void SimpleVariable::analyzeProgram(AnalysisResultPtr ar) {
         m_sym->setLvalParam();
       }
     }
-    if (m_superGlobal || m_name == "GLOBALS") {
-      FunctionScopePtr func = getFunctionScope();
-      if (func) func->setNeedsCheckMem();
-    }
   }
 }