Merge ObjectIterator::has_next and ObjectIterator::next methods....

src/heap.h

 // 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 1272 matching lines @@
 
 // A HeapIterator provides iteration over the whole heap It aggregates a the
 // specific iterators for the different spaces as these can only iterate over
 // one space only.
 
 class HeapIterator BASE_EMBEDDED {
  public:
   explicit HeapIterator();
   virtual ~HeapIterator();
 
-  bool has_next();
   HeapObject* next();
   void reset();
 
  private:
   // Perform the initialization.
   void Init();
 
   // Perform all necessary shutdown (destruction) work.
   void Shutdown();
 
@@ skipping 391 matching lines @@
 
   // To speed up scavenge collections new space string are kept
   // separate from old space strings.
   static List<Object*> new_space_strings_;
   static List<Object*> old_space_strings_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_HEAP_H_