Do not allocate a buffer of 64KB by default when writing a message out. Start

vm/object.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/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/bigint_operations.h"
@@ skipping 5262 matching lines @@
       ExternalUint8Array::New(data, len, data, DataFinalizer, Heap::kOld));
   const TokenStream& result = TokenStream::Handle(TokenStream::New());
   result.SetStream(stream);
   return result.raw();
 }
 
 
 // Helper class for creation of compressed token stream data.
 class CompressedTokenStreamData : public ValueObject {
  public:
+  static const intptr_t kIncrementSize = 16 * KB;
   CompressedTokenStreamData() :
       buffer_(NULL),
-      stream_(&buffer_, Reallocate),
+      stream_(&buffer_, Reallocate, kIncrementSize),
       token_objects_(GrowableObjectArray::Handle(
           GrowableObjectArray::New(kInitialTokenCount, Heap::kOld))),
       token_obj_(Object::Handle()),
       literal_token_(LiteralToken::Handle()),
       literal_str_(String::Handle()) {
     const String& empty_literal = String::Handle();
     token_objects_.Add(empty_literal);
   }
   ~CompressedTokenStreamData() {
   }
@@ skipping 6199 matching lines @@
   }
   return result.raw();
 }
 
 
 const char* WeakProperty::ToCString() const {
   return "_WeakProperty";
 }
 
 }  // namespace dart