Run dartfmt on all files under runtime.

runtime/observatory/lib/src/app/page.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 part of app;
 
 final _allocationProfileRepository = new AllocationProfileRepository();
 final _breakpointRepository = new BreakpointRepository();
 final _classRepository = new ClassRepository();
 final _classSampleProfileRepository = new ClassSampleProfileRepository();
@@ skipping 11 matching lines @@
 final _megamorphicCacheRepository = new MegamorphicCacheRepository();
 final _metricRepository = new MetricRepository();
 final _objectPoolRepository = new ObjectPoolRepository();
 final _objectRepository = new ObjectRepository();
 final _objectstoreRepository = new ObjectStoreRepository();
 final _persistentHandlesRepository = new PersistentHandlesRepository();
 final _portsRepository = new PortsRepository();
 final _scriptRepository = new ScriptRepository();
 final _singleTargetCacheRepository = new SingleTargetCacheRepository();
 final _stronglyReachangleInstancesRepository =
-  new StronglyReachableInstancesRepository();
+    new StronglyReachableInstancesRepository();
 final _subtypeTestCacheRepository = new SubtypeTestCacheRepository();
 final _topRetainingInstancesRepository = new TopRetainingInstancesRepository();
 final _typeArgumentsRepository = new TypeArgumentsRepository();
 final _unlinkedCallRepository = new UnlinkedCallRepository();
 
 class IsolateNotFound implements Exception {
   String isolateId;
   IsolateNotFound(this.isolateId);
   String toString() => "IsolateNotFound: $isolateId";
 }
@@ skipping 858 matching lines @@
     element = new TimelinePageElement(app.vm, app.events, app.notifications,
         queue: app.queue);
   }
 
   void _visit(Uri uri) {
     assert(canVisit(uri));
   }
 
   bool canVisit(Uri uri) => uri.path == 'timeline';
 }