448   // If the CollectedHeap was asked to defer a store barrier above,

   448   // If the CollectedHeap was asked to defer a store barrier above,

   449   // this informs it to flush such a deferred store barrier to the

   449   // this informs it to flush such a deferred store barrier to the

   450   // remembered set.

   450   // remembered set.

   451   virtual void flush_deferred_store_barrier(JavaThread* thread);

   451   virtual void flush_deferred_store_barrier(JavaThread* thread);

   452 

   452 

   456   // Perform a collection of the heap; intended for use in implementing

   453   // Perform a collection of the heap; intended for use in implementing

   457   // "System.gc".  This probably implies as full a collection as the

   454   // "System.gc".  This probably implies as full a collection as the

   458   // "CollectedHeap" supports.

   455   // "CollectedHeap" supports.

   459   virtual void collect(GCCause::Cause cause) = 0;

   456   virtual void collect(GCCause::Cause cause) = 0;

   460 

   457