Do not set growable array length unnecessarily.

runtime/vm/flow_graph_builder.cc

 // Copyright (c) 2012, 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/flow_graph_builder.h"
 
 #include "lib/invocation_mirror.h"
 #include "vm/ast_printer.h"
 #include "vm/code_descriptors.h"
 #include "vm/dart_entry.h"
@@ skipping 2061 matching lines @@
 }
 
 
 // List of recognized list factories in core lib:
 // (factory-name-symbol, result-cid, fingerprint).
 // TODO(srdjan): Store the values in the snapshot instead.
 // TODO(srdjan): Add Float32x4List.
 #define RECOGNIZED_LIST_FACTORY_LIST(V)                                        \
   V(ObjectArrayFactory, kArrayCid, 97987288)                                   \
   V(GrowableObjectArrayWithData, kGrowableObjectArrayCid, 816132033)           \
-  V(GrowableObjectArrayFactory, kGrowableObjectArrayCid, 369608996)            \
+  V(GrowableObjectArrayFactory, kGrowableObjectArrayCid, 552407276)            \
   V(Int8ListFactory, kTypedDataInt8ArrayCid, 2066002614)                       \
   V(Uint8ListFactory, kTypedDataUint8ArrayCid, 1883551322)                     \
   V(Uint8ClampedListFactory, kTypedDataUint8ClampedArrayCid, 244333676)        \
   V(Int16ListFactory, kTypedDataInt16ArrayCid, 335889889)                      \
   V(Uint16ListFactory, kTypedDataUint16ArrayCid, 1552801708)                   \
   V(Int32ListFactory, kTypedDataInt32ArrayCid, 1615677219)                     \
   V(Uint32ListFactory, kTypedDataUint32ArrayCid, 1239540305)                   \
   V(Int64ListFactory, kTypedDataInt64ArrayCid, 993438946)                      \
   V(Uint64ListFactory, kTypedDataUint64ArrayCid, 1830907325)                   \
   V(Float64ListFactory, kTypedDataFloat64ArrayCid, 1236037424)                 \
@@ skipping 1314 matching lines @@
   intptr_t len = OS::SNPrint(NULL, 0, kFormat, function_name, reason) + 1;
   char* chars = Isolate::Current()->current_zone()->Alloc<char>(len);
   OS::SNPrint(chars, len, kFormat, function_name, reason);
   const Error& error = Error::Handle(
       LanguageError::New(String::Handle(String::New(chars))));
   Isolate::Current()->long_jump_base()->Jump(1, error);
 }
 
 
 }  // namespace dart