re-writes some static field negative tests for use with analyzer

tests/language/static_field1_run_negative_test.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.
-// Test that a static field cannot be read as an instance field.
-
-class Foo {
-  Foo() {}
-  static var x;
-}
-
-class StaticField1RunNegativeTest {
-  static testMain() {
-    var foo = new Foo();
-    var x = foo.x;
-  }
-}
-
-main() {
-  StaticField1RunNegativeTest.testMain();
-}