Use dartfmt on Observatory code

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

Index: runtime/observatory/lib/src/elements/view_footer.dart
diff --git a/runtime/observatory/lib/src/elements/view_footer.dart b/runtime/observatory/lib/src/elements/view_footer.dart
index 8498090b44c146efefc28e0049089873e9561c24..f85b1d963709d8b21e24b2d1aed4fae4615fd92c 100644
--- a/runtime/observatory/lib/src/elements/view_footer.dart
+++ b/runtime/observatory/lib/src/elements/view_footer.dart
@@ -39,12 +39,13 @@ class ViewFooterElement extends HtmlElement implements Renderable {
 
   void render() {
     children = [
-        new AnchorElement()
-          ..href = 'https://www.dartlang.org/tools/observatory'
-          ..text = 'View documentation',
-        new AnchorElement()
-          ..href = 'https://github.com/dart-lang/sdk/issues/new?title=Observatory:&body=Observatory%20Feedback'
-          ..text = 'File a bug report'
+      new AnchorElement()
+        ..href = 'https://www.dartlang.org/tools/observatory'
+        ..text = 'View documentation',
+      new AnchorElement()
+        ..href =
+            'https://github.com/dart-lang/sdk/issues/new?title=Observatory:&body=Observatory%20Feedback'
+        ..text = 'File a bug report'
     ];
   }
 }