New growth strategy for growable arrays

runtime/vm/clustered_snapshot.cc

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/clustered_snapshot.h"
 
 #include "platform/assert.h"
 #include "vm/bootstrap.h"
 #include "vm/class_finalizer.h"
 #include "vm/dart.h"
@@ skipping 3454 matching lines @@
     const GrowableObjectArray& new_constants =
         GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
     Object& number = Object::Handle(zone);
     for (intptr_t i = start_index_; i < stop_index_; i++) {
       number = refs.At(i);
       if (number.IsMint() && number.IsCanonical()) {
         new_constants.Add(number);
       }
     }
     const Array& constants_array =
-        Array::Handle(zone, Array::MakeArray(new_constants));
+        Array::Handle(zone, Array::MakeFixedLength(new_constants));
     const Class& mint_cls =
         Class::Handle(zone, Isolate::Current()->object_store()->mint_class());
     mint_cls.set_constants(constants_array);
   }
 };
 
 
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class BigintSerializationCluster : public SerializationCluster {
  public:
@@ skipping 2153 matching lines @@
     thread_->isolate()->SetupImagePage(data_buffer_,
                                        /* is_executable */ false);
   }
 
   deserializer.ReadIsolateSnapshot(thread_->isolate()->object_store());
 
   return ApiError::null();
 }
 
 }  // namespace dart