Fix initialization of instance fields.

pkg/kernel/lib/interpreter/interpreter.dart

 // Copyright (c) 2017, 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.
 library kernel.interpreter;
 
 import '../ast.dart';
 import '../ast.dart' as ast show Class;
 
 import '../log.dart';
 export '../log.dart';
@@ skipping 2090 matching lines @@
 }
 
 /// Creates a list of all field expressions to be evaluated.
 ///
 /// A field expression is an initializer expression for a given field defined
 /// when the field was created.
 List<InterpreterExpression> _getFieldInitializers(ast.Class class_) {
   var fieldInitializers = new List<InterpreterExpression>();
 
   for (Field f in class_.fields) {
-    if (f.initializer != null) {
+    if (!f.isStatic && f.initializer != null) {
       fieldInitializers.add(new FieldInitializerExpression(f, f.initializer));
     }
   }
 
   return fieldInitializers;
 }
 
 /// Initializes all non initialized fields from the provided class to
 /// `Value.nullInstance` in the provided value.
 void _initializeNullFields(Class class_, Value value) {
   int startIndex = class_.superclass?.instanceSize ?? 0;
   for (int i = startIndex; i < class_.instanceSize; i++) {
     if (value.fields[i].value == null) {
       value.fields[i].value = Value.nullInstance;
     }
   }
 }