Use conservative hash table capacity growth during entire snapshotting.

src/objects.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <iomanip>
 #include <sstream>
 
 #include "src/v8.h"
 
 #include "src/accessors.h"
@@ skipping 14707 matching lines @@
 
 
 template<typename Derived, typename Shape, typename Key>
 Handle<Derived> HashTable<Derived, Shape, Key>::New(
     Isolate* isolate,
     int at_least_space_for,
     MinimumCapacity capacity_option,
     PretenureFlag pretenure) {
   DCHECK(0 <= at_least_space_for);
   DCHECK(!capacity_option || base::bits::IsPowerOfTwo32(at_least_space_for));
-  int capacity =
-      (capacity_option == USE_CUSTOM_MINIMUM_CAPACITY)
-          ? at_least_space_for
-          : isolate->serializer_enabled() && isolate->bootstrapper()->IsActive()
-                ? ComputeCapacityForSerialization(at_least_space_for)
-                : ComputeCapacity(at_least_space_for);
+
+  int capacity = (capacity_option == USE_CUSTOM_MINIMUM_CAPACITY)
+                     ? at_least_space_for
+                     : isolate->creating_default_snapshot()
+                           ? ComputeCapacityForSerialization(at_least_space_for)
+                           : ComputeCapacity(at_least_space_for);
   if (capacity > HashTable::kMaxCapacity) {
     v8::internal::Heap::FatalProcessOutOfMemory("invalid table size", true);
   }
 
   Factory* factory = isolate->factory();
   int length = EntryToIndex(capacity);
   Handle<FixedArray> array = factory->NewFixedArray(length, pretenure);
   array->set_map_no_write_barrier(*factory->hash_table_map());
   Handle<Derived> table = Handle<Derived>::cast(array);
 
@@ skipping 2581 matching lines @@
 void PropertyCell::SetValueWithInvalidation(Handle<PropertyCell> cell,
                                             Handle<Object> new_value) {
   if (cell->value() != *new_value) {
     cell->set_value(*new_value);
     Isolate* isolate = cell->GetIsolate();
     cell->dependent_code()->DeoptimizeDependentCodeGroup(
         isolate, DependentCode::kPropertyCellChangedGroup);
   }
 }
 } }  // namespace v8::internal