G1: Use SoftMaxHeapSize to guide GC heuristics

*** 157,167 ****
    _cur_string_deduplication_time_ms = 0.0;
    _cur_prepare_tlab_time_ms = 0.0;
    _cur_resize_tlab_time_ms = 0.0;
    _cur_derived_pointer_table_update_time_ms = 0.0;
    _cur_clear_ct_time_ms = 0.0;
!   _cur_expand_heap_time_ms = 0.0;
    _cur_ref_proc_time_ms = 0.0;
    _cur_collection_start_sec = 0.0;
    _root_region_scan_wait_time_ms = 0.0;
    _external_accounted_time_ms = 0.0;
    _recorded_prepare_heap_roots_time_ms = 0.0;
--- 157,167 ----
    _cur_string_deduplication_time_ms = 0.0;
    _cur_prepare_tlab_time_ms = 0.0;
    _cur_resize_tlab_time_ms = 0.0;
    _cur_derived_pointer_table_update_time_ms = 0.0;
    _cur_clear_ct_time_ms = 0.0;
!   _cur_resize_heap_time_ms = 0.0;
    _cur_ref_proc_time_ms = 0.0;
    _cur_collection_start_sec = 0.0;
    _root_region_scan_wait_time_ms = 0.0;
    _external_accounted_time_ms = 0.0;
    _recorded_prepare_heap_roots_time_ms = 0.0;
*** 464,474 ****
                          _cur_strong_code_root_purge_time_ms +
                          _recorded_redirty_logged_cards_time_ms +
                          _recorded_total_free_cset_time_ms +
                          _recorded_total_rebuild_freelist_time_ms +
                          _cur_fast_reclaim_humongous_time_ms +
!                         _cur_expand_heap_time_ms +
                          _cur_string_deduplication_time_ms;
  
    info_time("Post Evacuate Collection Set", sum_ms);
  
    debug_time("Code Roots Fixup", _cur_collection_code_root_fixup_time_ms);
--- 464,474 ----
                          _cur_strong_code_root_purge_time_ms +
                          _recorded_redirty_logged_cards_time_ms +
                          _recorded_total_free_cset_time_ms +
                          _recorded_total_rebuild_freelist_time_ms +
                          _cur_fast_reclaim_humongous_time_ms +
!                         _cur_resize_heap_time_ms +
                          _cur_string_deduplication_time_ms;
  
    info_time("Post Evacuate Collection Set", sum_ms);
  
    debug_time("Code Roots Fixup", _cur_collection_code_root_fixup_time_ms);
*** 516,526 ****
    }
    debug_time("Start New Collection Set", _recorded_start_new_cset_time_ms);
    if (UseTLAB && ResizeTLAB) {
      debug_time("Resize TLABs", _cur_resize_tlab_time_ms);
    }
!   debug_time("Expand Heap After Collection", _cur_expand_heap_time_ms);
  
  
    return sum_ms;
  }
  
--- 516,526 ----
    }
    debug_time("Start New Collection Set", _recorded_start_new_cset_time_ms);
    if (UseTLAB && ResizeTLAB) {
      debug_time("Resize TLABs", _cur_resize_tlab_time_ms);
    }
!   debug_time("Resize Heap After Collection", _cur_resize_heap_time_ms);
  
  
    return sum_ms;
  }