Remove obsolete %CallSuperWithSpread intrinsic.

src/x64/full-codegen-x64.cc

Index: src/x64/full-codegen-x64.cc
diff --git a/src/x64/full-codegen-x64.cc b/src/x64/full-codegen-x64.cc
index d2cd5a5dd26d8a2cabddaabb4af9fc7c6fe36089..d6c3428998679d0cab8c23fc9f0b8af358457dbb 100644
--- a/src/x64/full-codegen-x64.cc
+++ b/src/x64/full-codegen-x64.cc
@@ -4655,43 +4655,6 @@ void FullCodeGenerator::EmitDebugIsActive(CallRuntime* expr) {
 }
 
 
-void FullCodeGenerator::EmitCallSuperWithSpread(CallRuntime* expr) {
-  // Assert: expr === CallRuntime("ReflectConstruct")
-  DCHECK_EQ(1, expr->arguments()->length());
-  CallRuntime* call = expr->arguments()->at(0)->AsCallRuntime();
-
-  ZoneList<Expression*>* args = call->arguments();
-  DCHECK_EQ(3, args->length());
-
-  SuperCallReference* super_call_ref = args->at(0)->AsSuperCallReference();
-  DCHECK_NOT_NULL(super_call_ref);
-
-  // Load ReflectConstruct function
-  EmitLoadJSRuntimeFunction(call);
-
-  // Push the target function under the receiver.
-  __ Push(Operand(rsp, 0));
-  __ movp(Operand(rsp, kPointerSize), rax);
-
-  // Push super constructor
-  EmitLoadSuperConstructor(super_call_ref);
-  __ Push(result_register());
-
-  // Push arguments array
-  VisitForStackValue(args->at(1));
-
-  // Push NewTarget
-  DCHECK(args->at(2)->IsVariableProxy());
-  VisitForStackValue(args->at(2));
-
-  EmitCallJSRuntimeFunction(call);
-
-  // Restore context register.
-  __ movp(rsi, Operand(rbp, StandardFrameConstants::kContextOffset));
-  context()->DropAndPlug(1, rax);
-}
-
-
 void FullCodeGenerator::EmitLoadJSRuntimeFunction(CallRuntime* expr) {
   // Push the builtins object as receiver.
   __ movp(rax, GlobalObjectOperand());