Format all tests.

tests/language_strong/optimized_hoisting_checked_mode_assert_test.dart

Index: tests/language_strong/optimized_hoisting_checked_mode_assert_test.dart
diff --git a/tests/language_strong/optimized_hoisting_checked_mode_assert_test.dart b/tests/language_strong/optimized_hoisting_checked_mode_assert_test.dart
index 81ff2e283819299647fa6d00d10ccdde7630d54c..ac45ebfc972e1002f0968c19af493f496e2335b1 100644
--- a/tests/language_strong/optimized_hoisting_checked_mode_assert_test.dart
+++ b/tests/language_strong/optimized_hoisting_checked_mode_assert_test.dart
@@ -7,9 +7,9 @@ import "package:expect/expect.dart";
 
 // Test checked mode assertions inside loops.
 
-int foo(x, n)  {
+int foo(x, n) {
   double z = 0.0;
-  for (var i=0; i<n; i++) {
+  for (var i = 0; i < n; i++) {
     double z = x;
   }
   return 0;
@@ -18,6 +18,5 @@ int foo(x, n)  {
 main() {
   for (var i = 0; i < 20; i++) foo(1.0, 10);
   Expect.equals(0, foo(1.0, 10));
-  Expect.equals(0, foo(2, 0));  // Must not throw in checked mode.
+  Expect.equals(0, foo(2, 0)); // Must not throw in checked mode.
 }
-