Change VirtualFrame::AdjustCopies to mark target as invalid.

src/virtual-frame-arm.cc

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 272 matching lines @@
 void VirtualFrame::RestoreContextRegister() {
   UNIMPLEMENTED();
 }
 
 
 void VirtualFrame::PushReceiverSlotAddress() {
   UNIMPLEMENTED();
 }
 
 
-// Before changing an element which is copied, adjust so that the
-// first copy becomes the new backing store and all the other copies
-// are updated.  If the original was in memory, the new backing store
-// is allocated to a register.  Return a copy of the new backing store
-// or an invalid element if the original was not a copy.
-FrameElement VirtualFrame::AdjustCopies(int index) {
+int VirtualFrame::InvalidateFrameSlotAt(int index) {
   UNIMPLEMENTED();
-  return FrameElement::InvalidElement();
+  return kIllegalIndex;
 }
 
 
 void VirtualFrame::TakeFrameSlotAt(int index) {
   UNIMPLEMENTED();
 }
 
 
 void VirtualFrame::StoreToFrameSlotAt(int index) {
   UNIMPLEMENTED();
@@ skipping 162 matching lines @@
   ASSERT(stack_pointer_ == elements_.length() - 1);
   elements_.Add(FrameElement::MemoryElement());
   stack_pointer_++;
   __ push(reg);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal