Make first and last getters.

runtime/bin/string_stream.dart

 // 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.
 
 // Interface for decoders decoding binary data into string data. The
 // decoder keeps track of line breaks during decoding.
 abstract class _StringDecoder {
   // Add more binary data to be decoded. The ownership of the buffer
   // is transfered to the decoder and the caller most not modify it any more.
   int write(List<int> buffer);
@@ skipping 82 matching lines @@
         result = new String.fromCharCodes(_result);
       } else {
         result =
             new String.fromCharCodes(
                 _result.getRange(_resultOffset,
                                  _result.length - _resultOffset));
       }
     }
     _resultOffset += result.length;
     while (!_lineBreakEnds.isEmpty &&
-           _lineBreakEnds.first() < _charOffset + _resultOffset) {
+           _lineBreakEnds.first < _charOffset + _resultOffset) {
       _lineBreakEnds.removeFirst();
       _lineBreaks--;
     }
     if (_result.length == _resultOffset) _resetResult();
     return result;
   }
 
   String get decodedLine {
     if (_lineBreakEnds.isEmpty) return null;
     int lineEnd = _lineBreakEnds.removeFirst();
@@ skipping 409 matching lines @@
   bool _inputClosed = false;  // Is the underlying input stream closed?
   bool _closed = false;  // Is this stream closed.
   bool _eof = false;  // Has all data been read from the decoder?
   Timer _scheduledDataCallback;
   Timer _scheduledLineCallback;
   Timer _scheduledCloseCallback;
   Function _clientDataHandler;
   Function _clientLineHandler;
   Function _clientCloseHandler;
 }