Fix observatory tests broken by running dartfmt. Temporarily reverted formatting for evaluate_activ…

runtime/observatory/tests/service/issue_25465_test.dart

Index: runtime/observatory/tests/service/issue_25465_test.dart
diff --git a/runtime/observatory/tests/service/issue_25465_test.dart b/runtime/observatory/tests/service/issue_25465_test.dart
index 21f91bda7bc6653b7e6f46f3c1949ea412c9a154..501ad33e102200c05d3df1265d559563983b842b 100644
--- a/runtime/observatory/tests/service/issue_25465_test.dart
+++ b/runtime/observatory/tests/service/issue_25465_test.dart
@@ -13,8 +13,8 @@ const int LINE_A = 16;
 const int LINE_B = 17;
 
 testMain() {
-  var foo;      // line A
-  foo = 42;     // line B
+  var foo; // line A
+  foo = 42; // line B
   print(foo);
 }
 
@@ -71,5 +71,4 @@ var tests = [
 ];
 
 main(args) => runIsolateTests(args, tests,
-                              testeeConcurrent: testMain,
-                              pause_on_start: true);
+    testeeConcurrent: testMain, pause_on_start: true);