Format all tests.

tests/corelib/double_floor_to_double_test.dart

Index: tests/corelib/double_floor_to_double_test.dart
diff --git a/tests/corelib/double_floor_to_double_test.dart b/tests/corelib/double_floor_to_double_test.dart
index e87f6e2d7632f8ac0ac6e824ea5cefce7a3339a8..e174d4c076989ac330db6c32d6a6ef86938b7464 100644
--- a/tests/corelib/double_floor_to_double_test.dart
+++ b/tests/corelib/double_floor_to_double_test.dart
@@ -44,8 +44,8 @@ main() {
   Expect.equals(-double.MAX_FINITE, (-double.MAX_FINITE).floorToDouble());
 
   Expect.equals(double.INFINITY, double.INFINITY.floorToDouble());
-  Expect.equals(double.NEGATIVE_INFINITY,
-                double.NEGATIVE_INFINITY.floorToDouble());
+  Expect.equals(
+      double.NEGATIVE_INFINITY, double.NEGATIVE_INFINITY.floorToDouble());
   Expect.isTrue(double.NAN.floorToDouble().isNaN);
 
   Expect.isTrue(0.0.floorToDouble() is double);
@@ -82,4 +82,4 @@ main() {
   Expect.isTrue((-9007199254740991.0).floorToDouble() is double);
   Expect.isTrue((-9007199254740992.0).floorToDouble() is double);
   Expect.isTrue((-double.MAX_FINITE).floorToDouble() is double);
-}
+}