385   virtual GrowableArray<MemoryPool*> memory_pools() = 0;

   385   virtual GrowableArray<MemoryPool*> memory_pools() = 0;

   386 

   386 

   387   // Iterate over all objects, calling "cl.do_object" on each.

   387   // Iterate over all objects, calling "cl.do_object" on each.

   388   virtual void object_iterate(ObjectClosure* cl) = 0;

   388   virtual void object_iterate(ObjectClosure* cl) = 0;

   389 

   389 

   394   // Returns the longest time (in ms) that has elapsed since the last

   390   // Returns the longest time (in ms) that has elapsed since the last

   395   // time that any part of the heap was examined by a garbage collection.

   391   // time that any part of the heap was examined by a garbage collection.

   396   virtual jlong millis_since_last_gc() = 0;

   392   virtual jlong millis_since_last_gc() = 0;

   397 

   393 

   398   // Perform any cleanup actions necessary before allowing a verification.

   394   // Perform any cleanup actions necessary before allowing a verification.