dart2js: run dartfmt on tests

tests/compiler/dart2js_extra/break_test.dart

Index: tests/compiler/dart2js_extra/break_test.dart
diff --git a/tests/compiler/dart2js_extra/break_test.dart b/tests/compiler/dart2js_extra/break_test.dart
index 96b04810f16af4b1de40af864f7b44667b40241f..2a703c91e9131f4ae12882d12640474655b9c944 100644
--- a/tests/compiler/dart2js_extra/break_test.dart
+++ b/tests/compiler/dart2js_extra/break_test.dart
@@ -103,25 +103,28 @@ obscureBreaks(x) {
 
 ifBreaks(x, y) {
   int res = 2;
-  foo: if (x == 1) bar: {
-         if (y == 2) {
-           res = 4;
-           break foo;
-         } else if (y == 3) {
-           res = 5;
-           break bar;
-         }
-         res = 3;
-       } else baz: {
-         if (y == 2) {
-           res = 7;
-           break foo;
-         } else if (y == 3) {
-           res = 8;
-           break baz;
-         }
-         res = 6;
-       }
+  foo: if (x == 1)
+    bar: {
+    if (y == 2) {
+      res = 4;
+      break foo;
+    } else if (y == 3) {
+      res = 5;
+      break bar;
+    }
+    res = 3;
+  }
+  else
+    baz: {
+    if (y == 2) {
+      res = 7;
+      break foo;
+    } else if (y == 3) {
+      res = 8;
+      break baz;
+    }
+    res = 6;
+  }
   return res;
 }