Revert "Refactor transitioning stores."

src/lithium.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_LITHIUM_H_
 #define V8_LITHIUM_H_
 
 #include <set>
 
 #include "allocation.h"
@@ skipping 632 matching lines @@
   Label* GetAssemblyLabel(int block_id) const;
 
   const ZoneList<Handle<JSFunction> >* inlined_closures() const {
     return &inlined_closures_;
   }
 
   void AddInlinedClosure(Handle<JSFunction> closure) {
     inlined_closures_.Add(closure, zone());
   }
 
+  void AddDeprecationDependency(Handle<Map> map) {
+    ASSERT(!map->is_deprecated());
+    if (!map->CanBeDeprecated()) return;
+    ASSERT(!info_->IsStub());
+    deprecation_dependencies_.insert(map);
+  }
+
   void AddStabilityDependency(Handle<Map> map) {
     ASSERT(map->is_stable());
     if (!map->CanTransition()) return;
     ASSERT(!info_->IsStub());
     stability_dependencies_.insert(map);
   }
 
   Zone* zone() const { return info_->zone(); }
 
   Handle<Code> Codegen();
@@ skipping 14 matching lines @@
   typedef std::set<Handle<Map>, MapLess, MapAllocator> MapSet;
 
   void CommitDependencies(Handle<Code> code) const;
 
   CompilationInfo* info_;
   HGraph* const graph_;
   BitVector* allocated_double_registers_;
   ZoneList<LInstruction*> instructions_;
   ZoneList<LPointerMap*> pointer_maps_;
   ZoneList<Handle<JSFunction> > inlined_closures_;
+  MapSet deprecation_dependencies_;
   MapSet stability_dependencies_;
 };
 
 
 class LChunkBuilderBase BASE_EMBEDDED {
  public:
   explicit LChunkBuilderBase(Zone* zone)
       : argument_count_(0),
         zone_(zone) { }
 
@@ skipping 38 matching lines @@
  private:
   LChunk* chunk_;
 
   DISALLOW_COPY_AND_ASSIGN(LPhase);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_LITHIUM_H_