Use dartfmt on Observatory code

runtime/observatory/lib/src/elements/icdata_ref.dart

Index: runtime/observatory/lib/src/elements/icdata_ref.dart
diff --git a/runtime/observatory/lib/src/elements/icdata_ref.dart b/runtime/observatory/lib/src/elements/icdata_ref.dart
index 704109ec13618495035dff2cbec0dac68d37d932..613118cbfc3e7538a5597c5efd400bea25f6434e 100644
--- a/runtime/observatory/lib/src/elements/icdata_ref.dart
+++ b/runtime/observatory/lib/src/elements/icdata_ref.dart
@@ -4,8 +4,7 @@
 
 import 'dart:html';
 import 'dart:async';
-import 'package:observatory/models.dart' as M
-  show IsolateRef, ICDataRef;
+import 'package:observatory/models.dart' as M show IsolateRef, ICDataRef;
 import 'package:observatory/src/elements/helpers/rendering_scheduler.dart';
 import 'package:observatory/src/elements/helpers/tag.dart';
 import 'package:observatory/src/elements/helpers/uris.dart';
@@ -53,7 +52,8 @@ class ICDataRefElement extends HtmlElement implements Renderable {
     children = [
       new AnchorElement(href: Uris.inspect(_isolate, object: _icdata))
         ..children = [
-          new SpanElement()..classes = ['emphasize']
+          new SpanElement()
+            ..classes = ['emphasize']
             ..text = 'ICData',
           new SpanElement()..text = ' (${_icdata.selector})'
         ]