Format all tests.

tests/html/webgl_extensions_test.dart

 // Copyright (c) 2016, 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 web_gl_test;
 
 import 'package:unittest/unittest.dart';
 import 'package:unittest/html_individual_config.dart';
 import 'dart:html';
 import 'dart:typed_data';
 import 'dart:web_gl';
 import 'dart:web_gl' as gl;
 
 // Test that various webgl extensions are available. Only test advertised
 // supported extensions. If the extension has methods, we just test the presence
 // of some methods - we don't test if functionality works.
 
 main() {
   useHtmlIndividualConfiguration();
 
   if (!RenderingContext.supported) return;
 
-
   const allExtensions = const [
     'ANGLE_instanced_arrays',
     'EXT_blend_minmax',
     'EXT_color_buffer_float',
     'EXT_color_buffer_half_float',
     'EXT_disjoint_timer_query',
     'EXT_frag_depth',
     'EXT_sRGB',
     'EXT_shader_texture_lod',
     'EXT_texture_filter_anisotropic',
@@ skipping 156 matching lines @@
     testType(name, const isInstanceOf<LoseContext>());
     test('loseContext', () {
       var extension = getExtension(name);
       if (extension == null) return;
       expect(extension.loseContext, isFunction);
     });
   });
 }
 
 Matcher isFunction = const isInstanceOf<Function>();