Format all tests.

tests/language/empty_block_case_test.dart

Index: tests/language/empty_block_case_test.dart
diff --git a/tests/language/empty_block_case_test.dart b/tests/language/empty_block_case_test.dart
index 085ce701416466f0f677206ca526ad18d8b26bd7..7443918849dc071deb690a9debff8ff9d1817a52 100644
--- a/tests/language/empty_block_case_test.dart
+++ b/tests/language/empty_block_case_test.dart
@@ -7,13 +7,14 @@ import "package:expect/expect.dart";
 // Test that a case with an empty block does not fall through.
 
 class EmptyBlockCaseTest {
-
   static testMain() {
     var exception = null;
     try {
       switch (1) {
-        case 1: {}
-        case 2: Expect.equals(true, false);
+        case 1:
+          {}
+        case 2:
+          Expect.equals(true, false);
       }
     } on FallThroughError catch (e) {
       exception = e;