Format all dart: library files

sdk/lib/core/int.dart

Index: sdk/lib/core/int.dart
diff --git a/sdk/lib/core/int.dart b/sdk/lib/core/int.dart
index 0884d8f47c47ba005d3193f2bec3db67d3bb753a..217960d07fdc3c37f9d0afef34890157fc82a2cb 100644
--- a/sdk/lib/core/int.dart
+++ b/sdk/lib/core/int.dart
@@ -315,6 +315,5 @@ abstract class int extends num {
    * not invoked if the [source] is, for example, `null`.
    */
   external static int parse(String source,
-                            { int radix,
-                              int onError(String source) });
+      {int radix, int onError(String source)});
 }