Revert of [heap] Better integrate handling of aborted compaction pages

src/heap/spaces-inl.h

Index: src/heap/spaces-inl.h
diff --git a/src/heap/spaces-inl.h b/src/heap/spaces-inl.h
index 1593ed87aee97a25a9ab7c0c71dab69053d6d052..26d43a65d7699f02472a4b1e925d8bb8b66d77f1 100644
--- a/src/heap/spaces-inl.h
+++ b/src/heap/spaces-inl.h
@@ -382,10 +382,8 @@
 }
 
 void Page::ClearEvacuationCandidate() {
-  if (!IsFlagSet(COMPACTION_WAS_ABORTED)) {
-    DCHECK_NULL(old_to_old_slots_);
-    DCHECK_NULL(typed_old_to_old_slots_);
-  }
+  DCHECK_NULL(old_to_old_slots_);
+  DCHECK_NULL(typed_old_to_old_slots_);
   ClearFlag(EVACUATION_CANDIDATE);
   InitializeFreeListCategories();
 }