Re-land "Format all multitests"

tests/language_strong/cascade_test.dart

 // Copyright (c) 2012, 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.
 
 import "package:expect/expect.dart";
 
 // Test cascades.
 
 class A {
   int x;
   int y;
 
   A(this.x, this.y);
 
-  A setX(int x) { this.x = x; return this; }
+  A setX(int x) {
+    this.x = x;
+    return this;
+  }
 
-  void setY(int y) { this.y = y; }
+  void setY(int y) {
+    this.y = y;
+  }
 
   Function swap() {
     int tmp = x;
     x = y;
     y = tmp;
     return this.swap;
   }
 
   void check(int x, int y) {
     Expect.equals(x, this.x);
     Expect.equals(y, this.y);
   }
 
-  operator[](var i) {
+  operator [](var i) {
     if (i == 0) return x;
     if (i == 1) return y;
     if (i == "swap") return this.swap;
     return null;
   }
 
-  int operator[]=(int i, int value) {
+  int operator []=(int i, int value) {
     if (i == 0) {
       x = value;
     } else if (i == 1) {
       y = value;
     }
   }
 
   /**
    * A pseudo-keyword.
    */
   import() {
     x++;
   }
 }
 
 main() {
   A a = new A(1, 2);
-  a..check(1, 2)
-   ..swap()..check(2, 1)
-   ..x = 4..y = 9..check(4, 9)
-   ..setX(10)..check(10, 9)
-   ..y = 5..check(10, 5)
-   ..swap()()()..check(5, 10)
-   ..[0] = 2..check(2, 10)
-   ..setX(10).setY(3)..check(10, 3)
-   ..setX(7)["swap"]()..check(3, 7)
-   ..import()..check(4, 7)
-   ..["swap"]()()()..check(7, 4);
-  a.check(7,4);
+  a
+    ..check(1, 2)
+    ..swap()
+    ..check(2, 1)
+    ..x = 4
+    ..y = 9
+    ..check(4, 9)
+    ..setX(10)
+    ..check(10, 9)
+    ..y = 5
+    ..check(10, 5)
+    ..swap()()()
+    ..check(5, 10)
+    ..[0] = 2
+    ..check(2, 10)
+    ..setX(10).setY(3)
+    ..check(10, 3)
+    ..setX(7)["swap"]()
+    ..check(3, 7)
+    ..import()
+    ..check(4, 7)
+    ..["swap"]()()()
+    ..check(7, 4);
+  a.check(7, 4);
   a..(42); // //# 01: compile-time error
   a..37; // //# 02: compile-time error
   a.."foo"; // //# 03: compile-time error
 }