Check for compile-time constants in DartCompiler

client/samples/total/src/ClientChart.dart

 // Copyright (c) 2011, 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.
 
 class ClientChart extends Chart {
 
   static final List<String> _strokeColors =
-      ["#ff0000", "#00ff00", "#0000ff", "#ffff00", "#ff00ff", "#00ffff", "#000000"];
+     const ["#ff0000", "#00ff00", "#0000ff", "#ffff00", "#ff00ff", "#00ffff", "#000000"];
 
   CanvasElement _canvas;
 
   ClientChart(this._canvas) : super() { }
 
   void render() { }
 }
 
 class ClientLineChart extends ClientChart {
 
@@ skipping 84 matching lines @@
         if (row == 0) {
           ctx.moveTo(x, y);
         } else {
           ctx.lineTo(x, y);
         }
       }
       ctx.stroke();
     }
   }
 }