*** old/src/share/vm/memory/heap.hpp	Mon Oct 31 17:46:56 2016
--- new/src/share/vm/memory/heap.hpp	Mon Oct 31 17:46:55 2016

*** 80,90 ****
--- 80,90 ----
  };
  
  class CodeHeap : public CHeapObj<mtCode> {
    friend class VMStructs;
    friend class PregeneratedCodeHeap;
!  private:
!  protected:
    VirtualSpace _memory;                          // the memory holding the blocks
    VirtualSpace _segmap;                          // the memory holding the segment map
  
    size_t       _number_of_committed_segments;
    size_t       _number_of_reserved_segments;

*** 154,163 ****
--- 154,164 ----
    char* high() const                             { return _memory.high(); }
    char* high_boundary() const                    { return _memory.high_boundary(); }
  
    virtual bool  contains(const void* p) const    { return low_boundary() <= p && p < high(); }
    virtual void* find_start(void* p)     const;   // returns the block containing p or NULL
+   virtual CodeBlob* find_blob_unsafe(void* start) const;
    size_t alignment_unit()       const;           // alignment of any block
    size_t alignment_offset()     const;           // offset of first byte of any block, within the enclosing alignment unit
    static size_t header_size();                   // returns the header size for each heap block
  
    size_t allocated_in_freelist() const           { return _freelist_segments * CodeCacheSegmentSize; }