Format all tests.

tests/language_strong/double_to_string_as_precision3_test.dart

Index: tests/language_strong/double_to_string_as_precision3_test.dart
diff --git a/tests/language_strong/double_to_string_as_precision3_test.dart b/tests/language_strong/double_to_string_as_precision3_test.dart
index a208f1004897c8e855dc5ea0dca1149c86f1d0f6..19f390cade47093e8296b60a2babf1beb6d01e3b 100644
--- a/tests/language_strong/double_to_string_as_precision3_test.dart
+++ b/tests/language_strong/double_to_string_as_precision3_test.dart
@@ -6,13 +6,13 @@
 import "package:expect/expect.dart";
 
 main() {
-  Expect.equals("0.000555000000000000046248",
-                (0.000555).toStringAsPrecision(21));
+  Expect.equals(
+      "0.000555000000000000046248", (0.000555).toStringAsPrecision(21));
   Expect.equals(0.000555000000000000046248, 0.000555);
-  Expect.equals("5.54999999999999980179e-7",
-                (0.000000555).toStringAsPrecision(21));
+  Expect.equals(
+      "5.54999999999999980179e-7", (0.000000555).toStringAsPrecision(21));
   Expect.equals(5.54999999999999980179e-7, 0.000000555);
-  Expect.equals("-5.54999999999999980179e-7",
-                (-0.000000555).toStringAsPrecision(21));
+  Expect.equals(
+      "-5.54999999999999980179e-7", (-0.000000555).toStringAsPrecision(21));
   Expect.equals(-5.54999999999999980179e-7, -0.000000555);
 }