[heap] Reland decrease large object limit for regular heap objects.

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 136dc3b1a3ffc0e0d52c3a264c872c017441fa69..76011768faf3d8e7f5337f4241f1742b5c0bc9e5 100644
--- a/src/heap/spaces-inl.h
+++ b/src/heap/spaces-inl.h
@@ -133,7 +133,12 @@ HeapObject* HeapObjectIterator::FromCurrentPage() {
     }
 
     if (!obj->IsFiller()) {
-      DCHECK_OBJECT_SIZE(obj_size);
+      if (obj->IsCode()) {
+        DCHECK_EQ(space_, space_->heap()->code_space());
+        DCHECK_CODEOBJECT_SIZE(obj_size, space_);
+      } else {
+        DCHECK_OBJECT_SIZE(obj_size);
+      }
       return obj;
     }
   }