Revert of Remove serializer-specific hash table size heuristic.

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index 4fce54a90a442159228d900b6f7488281dcb9cdf..4929c0d2dfd56a70900d070e8d2b2e87f52120c2 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -2836,6 +2836,13 @@
 int HashTableBase::ComputeCapacity(int at_least_space_for) {
   const int kMinCapacity = 4;
   int capacity = base::bits::RoundUpToPowerOfTwo32(at_least_space_for * 2);
+  return Max(capacity, kMinCapacity);
+}
+
+
+int HashTableBase::ComputeCapacityForSerialization(int at_least_space_for) {
+  const int kMinCapacity = 1;
+  int capacity = base::bits::RoundUpToPowerOfTwo32(at_least_space_for);
   return Max(capacity, kMinCapacity);
 }