--- a/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.hpp	Tue Feb 26 15:57:49 2008 -0800
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.hpp	Fri Feb 29 14:42:56 2008 -0800
@@ -418,7 +418,7 @@
   // chunk exists, return NULL.
   FreeChunk* find_chunk_at_end();
 
-  bool adaptive_freelists() { return _adaptive_freelists; }
+  bool adaptive_freelists() const { return _adaptive_freelists; }
 
   void set_collector(CMSCollector* collector) { _collector = collector; }
 
@@ -566,7 +566,7 @@
   FreeChunk* allocateScratch(size_t size);
 
   // returns true if either the small or large linear allocation buffer is empty.
-  bool       linearAllocationWouldFail();
+  bool       linearAllocationWouldFail() const;
 
   // Adjust the chunk for the minimum size.  This version is called in
   // most cases in CompactibleFreeListSpace methods.
@@ -585,6 +585,9 @@
   void      addChunkAndRepairOffsetTable(HeapWord* chunk, size_t size,
               bool coalesced);
 
+  // Support for decisions regarding concurrent collection policy
+  bool should_concurrent_collect() const;
+
   // Support for compaction
   void prepare_for_compaction(CompactPoint* cp);
   void adjust_pointers();
@@ -622,7 +625,7 @@
   // coalescing of chunks during the sweep of garbage.
 
   // Print the statistics for the free lists.
-  void printFLCensus(int sweepCt)         const;
+  void printFLCensus(size_t sweep_count) const;
 
   // Statistics functions
   // Initialize census for lists before the sweep.
@@ -635,12 +638,11 @@
   // Clear the census for each of the free lists.
   void clearFLCensus();
   // Perform functions for the census after the end of the sweep.
-  void endSweepFLCensus(int sweepCt);
+  void endSweepFLCensus(size_t sweep_count);
   // Return true if the count of free chunks is greater
   // than the desired number of free chunks.
   bool coalOverPopulated(size_t size);
 
-
 // Record (for each size):
 //
 //   split-births = #chunks added due to splits in (prev-sweep-end,