Use dartfmt on Observatory code

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

Index: runtime/observatory/lib/src/elements/metrics.dart
diff --git a/runtime/observatory/lib/src/elements/metrics.dart b/runtime/observatory/lib/src/elements/metrics.dart
index 12a3ef641a9b48149a2123e7912696f84c7670c1..4c769c7342f4861e304173271069d6b88c0d9494 100644
--- a/runtime/observatory/lib/src/elements/metrics.dart
+++ b/runtime/observatory/lib/src/elements/metrics.dart
@@ -20,16 +20,16 @@ import 'package:observatory/src/elements/nav/top_menu.dart';
 import 'package:observatory/src/elements/nav/vm_menu.dart';
 
 class MetricsPageElement extends HtmlElement implements Renderable {
-  static const tag = const Tag<MetricsPageElement>('metrics-page',
-                                                   dependencies: const [
-                                                     MetricDetailsElement.tag,
-                                                     MetricGraphElement.tag,
-                                                     NavTopMenuElement.tag,
-                                                     NavVMMenuElement.tag,
-                                                     NavIsolateMenuElement.tag,
-                                                     NavRefreshElement.tag,
-                                                     NavNotifyElement.tag,
-                                                   ]);
+  static const tag =
+      const Tag<MetricsPageElement>('metrics-page', dependencies: const [
+    MetricDetailsElement.tag,
+    MetricGraphElement.tag,
+    NavTopMenuElement.tag,
+    NavVMMenuElement.tag,
+    NavIsolateMenuElement.tag,
+    NavRefreshElement.tag,
+    NavNotifyElement.tag,
+  ]);
 
   RenderingScheduler<MetricsPageElement> _r;
 
@@ -43,16 +43,17 @@ class MetricsPageElement extends HtmlElement implements Renderable {
   List<M.Metric> _available;
   M.Metric _selected;
 
-
   M.VMRef get vm => _vm;
   M.IsolateRef get isolate => _isolate;
   M.NotificationRepository get notifications => _notifications;
 
-  factory MetricsPageElement(M.VM vm, M.IsolateRef isolate,
-                            M.EventRepository events,
-                            M.NotificationRepository notifications,
-                            M.MetricRepository metrics,
-                            {RenderingQueue queue}) {
+  factory MetricsPageElement(
+      M.VM vm,
+      M.IsolateRef isolate,
+      M.EventRepository events,
+      M.NotificationRepository notifications,
+      M.MetricRepository metrics,
+      {RenderingQueue queue}) {
     assert(vm != null);
     assert(isolate != null);
     assert(events != null);
@@ -91,42 +92,50 @@ class MetricsPageElement extends HtmlElement implements Renderable {
         new NavIsolateMenuElement(_isolate, _events, queue: _r.queue),
         navMenu('metrics'),
         new NavRefreshElement(queue: _r.queue)
-            ..onRefresh.listen((e) {
-              e.element.disabled = true;
-              _refresh();
-            }),
+          ..onRefresh.listen((e) {
+            e.element.disabled = true;
+            _refresh();
+          }),
         new NavNotifyElement(_notifications, queue: _r.queue)
       ]),
-      new DivElement()..classes = ['content-centered-big']
+      new DivElement()
+        ..classes = ['content-centered-big']
         ..children = [
           new HeadingElement.h2()..text = 'Metrics',
           new HRElement(),
-          new DivElement()..classes = ['memberList']
+          new DivElement()
+            ..classes = ['memberList']
             ..children = [
-              new DivElement()..classes = ['memberItem']
+              new DivElement()
+                ..classes = ['memberItem']
                 ..children = [
-                  new DivElement()..classes = ['memberName']
+                  new DivElement()
+                    ..classes = ['memberName']
                     ..text = 'Metric',
-                  new DivElement()..classes = ['memberValue']
+                  new DivElement()
+                    ..classes = ['memberValue']
                     ..children = _available == null
-                      ? [new SpanElement()..text = 'Loading..']
-                      : _createMetricSelect()
+                        ? [new SpanElement()..text = 'Loading..']
+                        : _createMetricSelect()
                 ]
             ],
           new HRElement(),
           new DivElement()
-            ..children = _selected == null ? const []
-              : [
-                new MetricDetailsElement(_isolate, _selected, _metrics,
-                                         queue: _r.queue)
-              ],
+            ..children = _selected == null
+                ? const []
+                : [
+                    new MetricDetailsElement(_isolate, _selected, _metrics,
+                        queue: _r.queue)
+                  ],
           new HRElement(),
-          new DivElement()..classes = ['graph']
-            ..children = _selected == null ? const []
-              : [
-                new MetricGraphElement(_isolate, _selected, _metrics,
-                                       queue: _r.queue)
-              ]
+          new DivElement()
+            ..classes = ['graph']
+            ..children = _selected == null
+                ? const []
+                : [
+                    new MetricGraphElement(_isolate, _selected, _metrics,
+                        queue: _r.queue)
+                  ]
         ],
     ];
   }
@@ -145,14 +154,14 @@ class MetricsPageElement extends HtmlElement implements Renderable {
       s = new SelectElement()
         ..value = _selected.name
         ..children = _available.map((metric) {
-            return new OptionElement(value: metric.name,
-                selected: _selected == metric)
-              ..text = metric.name;
-          }).toList(growable: false)
+          return new OptionElement(
+              value: metric.name,
+              selected: _selected == metric)..text = metric.name;
+        }).toList(growable: false)
         ..onChange.listen((_) {
-            _selected = _available[s.selectedIndex];
-            _r.dirty();
-          })
+          _selected = _available[s.selectedIndex];
+          _r.dirty();
+        })
     ];
   }
 }