Make VirtualFrame::CallStub on IA32 responsible for moving arguments...

src/virtual-frame.cc

Index: src/virtual-frame.cc
===================================================================
--- src/virtual-frame.cc	(revision 1625)
+++ src/virtual-frame.cc	(working copy)
@@ -437,24 +437,6 @@
 }
 
 
-Result VirtualFrame::CallStub(CodeStub* stub, Result* arg, int arg_count) {
-  PrepareForCall(arg_count, arg_count);
-  arg->Unuse();
-  return RawCallStub(stub);
-}
-
-
-Result VirtualFrame::CallStub(CodeStub* stub,
-                              Result* arg0,
-                              Result* arg1,
-                              int arg_count) {
-  PrepareForCall(arg_count, arg_count);
-  arg0->Unuse();
-  arg1->Unuse();
-  return RawCallStub(stub);
-}
-
-
 void VirtualFrame::Push(Register reg) {
   if (is_used(reg)) {
     elements_.Add(CopyElementAt(register_index(reg)));