Material and RaisedButton.

sky/sdk/lib/framework/widgets/scrollable.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 'dart:math' as math;
 import 'dart:sky' as sky;
 
 import '../animation/generators.dart';
 import '../animation/mechanics.dart';
 import '../animation/scroll_behavior.dart';
-import '../theme/view_configuration.dart' as config;
+import '../theme2/edges.dart';
+import '../theme2/view_configuration.dart' as config;
+import 'material.dart';
 import 'wrappers.dart';
 
 const double _kMillisecondsPerSecond = 1000.0;
 
 double _velocityForFlingGesture(sky.GestureEvent event) {
   return math.max(-config.kMaxFlingVelocity, math.min(config.kMaxFlingVelocity,
       -event.velocityY)) / _kMillisecondsPerSecond;
 }
 
 abstract class ScrollClient {
@@ skipping 16 matching lines @@
       _scrollBehavior = createScrollBehavior();
     return _scrollBehavior;
   }
 
   Simulation _simulation;
 
   UINode buildContent();
 
   UINode build() {
     return new EventListenerNode(
-      buildContent(),
+      new Material(
+        child: buildContent(),
+        edge: MaterialEdge.canvas
+      ),
       onPointerDown: _handlePointerDown,
       onPointerUp: _handlePointerUpOrCancel,
       onPointerCancel: _handlePointerUpOrCancel,
       onGestureFlingStart: _handleFlingStart,
       onGestureFlingCancel: _handleFlingCancel,
       onGestureScrollUpdate: _handleScrollUpdate,
       onWheel: _handleWheel
     );
   }
 
@@ skipping 85 matching lines @@
 
   void _handleFlingCancel(sky.GestureEvent event) {
     _startSimulation(_createParticle());
   }
 
   void _handleWheel(sky.WheelEvent event) {
     scrollBy(-event.offsetY);
   }
 
 }