dart2js: run dartfmt on tests

tests/compiler/dart2js_native/browser_compat_1_unpatched_test.dart

Index: tests/compiler/dart2js_native/browser_compat_1_unpatched_test.dart
diff --git a/tests/compiler/dart2js_native/browser_compat_1_unpatched_test.dart b/tests/compiler/dart2js_native/browser_compat_1_unpatched_test.dart
index 56c9fb8fb49f3aadd5fa46288c835ba0910b225f..5e494d45dcdf78f69d4fcc57d0bac4c6ffb26f39 100644
--- a/tests/compiler/dart2js_native/browser_compat_1_unpatched_test.dart
+++ b/tests/compiler/dart2js_native/browser_compat_1_unpatched_test.dart
@@ -11,22 +11,19 @@ import "package:expect/expect.dart";
 // Same as browser_compat_1_prepatched_test but with prepatching disabled.
 
 @Native("T1A")
-class T1A {
-}
+class T1A {}
 
 @Native("T1B")
-class T1B {
-}
+class T1B {}
 
 @Native("T1C")
-class T1C {
-}
+class T1C {}
 
-makeT1A() native;
-makeT1B() native;
-makeT1C() native;
+makeT1A() native ;
+makeT1B() native ;
+makeT1C() native ;
 
-int getTagCallCount() native;
+int getTagCallCount() native ;
 
 void setup() native r'''
 function T1A() { }       // Normal native class.