Remove all uses of display:block and display:inline-block.

sky/framework/components/action_bar.dart

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 import '../fn.dart';
 import '../theme/view-configuration.dart';
 import 'material.dart';
 
 class ActionBar extends Component {
   static final Style _style = new Style('''
     display: flex;
+    flex-direction: row;
     align-items: center;
     height: 56px;
     padding: 0 8px;
     transition: background-color 0.3s;
     padding-top: ${kStatusBarHeight}px;''');
 
   static Style _centerStyle = new Style('''
     padding-left: 24px;
     flex: 1;''');
 
@@ skipping 12 matching lines @@
     List<UINode> children = [left, new StyleNode(center, _centerStyle)];
 
     if (right != null)
       children.addAll(right);
 
     return new Material(
       content: new Container(style: _style, children: children),
       level: 2);
   }
 }