RFC: Switch to ast ids (instead of positions) for type feedback.

src/accessors.cc

 // Copyright 2006-2008 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 658 matching lines @@
 
 
 
 
 
 static void ComputeSlotMappingForArguments(JavaScriptFrame* frame,
                                            int inlined_frame_index,
                                            Vector<SlotRef>* args_slots) {
   AssertNoAllocation no_gc;
 
-  int deopt_index = AstNode::kNoNumber;
+  AstId deopt_index = kNoAstId;
 
   DeoptimizationInputData* data =
       static_cast<OptimizedFrame*>(frame)->GetDeoptimizationData(&deopt_index);
 
   TranslationIterator it(data->TranslationByteArray(),
                          data->TranslationIndex(deopt_index)->value());
 
   Translation::Opcode opcode = static_cast<Translation::Opcode>(it.Next());
   ASSERT(opcode == Translation::BEGIN);
   int frame_count = it.Next();
@@ skipping 204 matching lines @@
 }
 
 
 const AccessorDescriptor Accessors::ObjectPrototype = {
   ObjectGetPrototype,
   ObjectSetPrototype,
   0
 };
 
 } }  // namespace v8::internal