Revert of [heap] Divide available memory upon compaction tasks

src/heap/mark-compact.h

Index: src/heap/mark-compact.h
diff --git a/src/heap/mark-compact.h b/src/heap/mark-compact.h
index da75d6c983c983518e88893d6ed520db9ff76080..527800f4d181bec8b8726328bb0aaed86a8adb19 100644
--- a/src/heap/mark-compact.h
+++ b/src/heap/mark-compact.h
@@ -466,6 +466,8 @@
   // return true if the sweeper threads are done processing the pages.
   bool IsSweepingCompleted();
 
+  void RefillFreeList(PagedSpace* space);
+
   // Checks if sweeping is in progress right now on any space.
   bool sweeping_in_progress() { return sweeping_in_progress_; }
 
@@ -509,20 +511,6 @@
   // Removes all the slots in the slot buffers that are within the given
   // address range.
   void RemoveObjectSlots(Address start_slot, Address end_slot);
-
-  //
-  // Free lists filled by sweeper and consumed by corresponding spaces
-  // (including compaction spaces).
-  //
-  base::SmartPointer<FreeList>& free_list_old_space() {
-    return free_list_old_space_;
-  }
-  base::SmartPointer<FreeList>& free_list_code_space() {
-    return free_list_code_space_;
-  }
-  base::SmartPointer<FreeList>& free_list_map_space() {
-    return free_list_map_space_;
-  }
 
  private:
   class CompactionTask;