Format all tests.

tests/lib_strong/html/instance_of_test.dart

 import 'dart:html';
 
 import 'package:expect/minitest.dart';
 
 main() {
   CanvasElement canvas;
 
   canvas = new Element.tag('canvas');
   canvas.attributes['width'] = '100';
   canvas.attributes['height'] = '100';
   document.body.append(canvas);
 
-  var isCanvasRenderingContext = predicate((x) => x is CanvasRenderingContext,
-      'is a CanvasRenderingContext');
-  var isNotCanvasRenderingContext = predicate((x) => x is! CanvasRenderingContext,
-      'is not a CanvasRenderingContext');
-  var isCanvasRenderingContext2D =
-      predicate((x) => x is CanvasRenderingContext2D,
-      'is a CanvasRenderingContext2D');
-  var isNotCanvasRenderingContext2D =
-      predicate((x) => x is! CanvasRenderingContext2D,
+  var isCanvasRenderingContext = predicate(
+      (x) => x is CanvasRenderingContext, 'is a CanvasRenderingContext');
+  var isNotCanvasRenderingContext = predicate(
+      (x) => x is! CanvasRenderingContext, 'is not a CanvasRenderingContext');
+  var isCanvasRenderingContext2D = predicate(
+      (x) => x is CanvasRenderingContext2D, 'is a CanvasRenderingContext2D');
+  var isNotCanvasRenderingContext2D = predicate(
+      (x) => x is! CanvasRenderingContext2D,
       'is not a CanvasRenderingContext2D');
   var isElement = predicate((x) => x is Element, 'is an Element');
   var isNotElement = predicate((x) => x is! Element, 'is not an Element');
   var isCanvasElement =
       predicate((x) => x is CanvasElement, 'is a CanvasElement');
   var isNotCanvasElement =
       predicate((x) => x is! CanvasElement, 'is not a CanvasElement');
   var isImageData = predicate((x) => x is ImageData, 'is an ImageData');
   var isNotImageData = predicate((x) => x is! ImageData, 'is not an ImageData');
   //var isUint8ClampedArray =
   //  predicate((x) => x is Uint8ClampedArray, 'is a Uint8ClampedArray');
-  var isIntList =
-      predicate((x) => x is List<int>, 'is a List<int>');
+  var isIntList = predicate((x) => x is List<int>, 'is a List<int>');
 
   test('Instanceof', () {
     expect(canvas, isNotCanvasRenderingContext);
     expect(canvas, isNotCanvasRenderingContext2D);
     expect(canvas, isElement);
     expect(canvas, isCanvasElement);
     expect(canvas, isNotImageData);
     // expect(canvas, isNot(isCanvasPixelArray));
 
     CanvasRenderingContext2D context = canvas.getContext('2d');
     expect(context, isCanvasRenderingContext);
     expect(context, isCanvasRenderingContext2D);
     expect(context, isNotElement);
     expect(context, isNotCanvasElement);
     expect(context, isNotImageData);
     // expect(context, isNot(isCanvasPixelArray));
 
     // FIXME(b/5286633): Interface injection type check workaround.
-    var image = context.createImageData(canvas.width as dynamic,
-                                        canvas.height as dynamic);
+    var image = context.createImageData(
+        canvas.width as dynamic, canvas.height as dynamic);
     expect(image, isNotCanvasRenderingContext);
     expect(image, isNotCanvasRenderingContext2D);
     expect(image, isNotElement);
     expect(image, isNotCanvasElement);
     expect(image, isImageData);
     // expect(image, isNot(isCanvasPixelArray));
 
     // Include CanvasPixelArray since constructor and prototype are not
     // available until one is created.
     var bytes = image.data;
     expect(bytes, isNotCanvasRenderingContext);
     expect(bytes, isNotCanvasRenderingContext2D);
     expect(bytes, isNotElement);
     expect(bytes, isNotCanvasElement);
     expect(bytes, isNotImageData);
     expect(bytes, isIntList);
 
     // FIXME: Ensure this is an SpanElement when we next update
     // WebKit IDL.
     var span = new Element.tag('span');
     expect(span, isElement);
   });
 }