Revert "[Arguments] Merge (7442,7496] from bleeding_edge."

src/heap.h

 // Copyright 2010 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 137 matching lines @@
   V(code_symbol, ".code")                                                \
   V(result_symbol, ".result")                                            \
   V(catch_var_symbol, ".catch-var")                                      \
   V(empty_symbol, "")                                                    \
   V(eval_symbol, "eval")                                                 \
   V(function_symbol, "function")                                         \
   V(length_symbol, "length")                                             \
   V(name_symbol, "name")                                                 \
   V(number_symbol, "number")                                             \
   V(Number_symbol, "Number")                                             \
-  V(nan_symbol, "NaN")                                                   \
   V(RegExp_symbol, "RegExp")                                             \
   V(source_symbol, "source")                                             \
   V(global_symbol, "global")                                             \
   V(ignore_case_symbol, "ignoreCase")                                    \
   V(multiline_symbol, "multiline")                                       \
   V(input_symbol, "input")                                               \
   V(index_symbol, "index")                                               \
   V(last_index_symbol, "lastIndex")                                      \
   V(object_symbol, "object")                                             \
   V(prototype_symbol, "prototype")                                       \
@@ skipping 1276 matching lines @@
 
   void CreateFixedStubs();
 
   MaybeObject* CreateOddball(const char* to_string,
                              Object* to_number,
                              byte kind);
 
   // Allocate empty fixed array.
   MUST_USE_RESULT MaybeObject* AllocateEmptyFixedArray();
 
-  void SwitchScavengingVisitorsTableIfProfilingWasEnabled();
-
   // Performs a minor collection in new generation.
   void Scavenge();
 
   static String* UpdateNewSpaceReferenceInExternalStringTableEntry(
       Heap* heap,
       Object** pointer);
 
   Address DoScavenge(ObjectVisitor* scavenge_visitor, Address new_space_front);
 
   // Performs a major collection in the whole heap.
@@ skipping 788 matching lines @@
   DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer);
 };
 #endif  // DEBUG || LIVE_OBJECT_LIST
 
 
 } }  // namespace v8::internal
 
 #undef HEAP
 
 #endif  // V8_HEAP_H_