Run dartfmt on all files under runtime.

runtime/observatory/tests/observatory_ui/mocks/objects/objectpool.dart

 // Copyright (c) 2016, 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 mocks;
 
 class ObjectPoolRefMock implements M.ObjectPoolRef {
   final String id;
   final int length;
 
   const ObjectPoolRefMock({this.id: 'objectpool-id', this.length: 0});
 }
 
 class ObjectPoolMock implements M.ObjectPool {
   final String id;
   final M.ClassRef clazz;
   final String vmName;
   final int size;
   final int length;
   final Iterable<M.ObjectPoolEntry> entries;
 
-  const ObjectPoolMock({this.id: 'objectpool-id', this.vmName: 'objpool-vmName',
-                        this.clazz: const ClassRefMock(), this.size: 1,
-                        this.length: 0, this.entries: const []});
+  const ObjectPoolMock(
+      {this.id: 'objectpool-id',
+      this.vmName: 'objpool-vmName',
+      this.clazz: const ClassRefMock(),
+      this.size: 1,
+      this.length: 0,
+      this.entries: const []});
 }
 
 class ObjectPoolEntryMock implements M.ObjectPoolEntry {
   final int offset;
   final M.ObjectPoolEntryKind kind;
   final M.ObjectRef asObject;
   final int asInteger;
 
-  const ObjectPoolEntryMock({this.offset: 0,
-                             this.kind: M.ObjectPoolEntryKind.object,
-                             this.asObject: const InstanceRefMock(),
-                             this.asInteger: null});
+  const ObjectPoolEntryMock(
+      {this.offset: 0,
+      this.kind: M.ObjectPoolEntryKind.object,
+      this.asObject: const InstanceRefMock(),
+      this.asInteger: null});
 }