Rationalize Dart mojo and sky package structure

sky/framework/components/ink_well.dart

Index: sky/framework/components/ink_well.dart
diff --git a/sky/framework/components/ink_well.dart b/sky/framework/components/ink_well.dart
deleted file mode 100644
index 47d745e029cd0a54c6940fb614d48f6e2a4021ae..0000000000000000000000000000000000000000
--- a/sky/framework/components/ink_well.dart
+++ /dev/null
@@ -1,119 +0,0 @@
-// 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 '../layout.dart';
-import 'dart:collection';
-import 'dart:sky' as sky;
-import 'ink_splash.dart';
-import 'scrollable.dart';
-
-class InkWell extends Component implements ScrollClient {
-  static final Style _containmentStyleHack = new Style('''
-    align-items: center;
-    transform: translateX(0);''');
-
-  LinkedHashSet<SplashController> _splashes;
-
-  String inlineStyle;
-  List<UINode> children;
-
-  InkWell({ Object key, this.inlineStyle, this.children })
-      : super(key: key) {
-    onDidUnmount(() {
-      _cancelSplashes(null);
-    });
-  }
-
-  UINode build() {
-    List<UINode> childrenIncludingSplashes = [];
-
-    if (_splashes != null) {
-      childrenIncludingSplashes.addAll(
-          _splashes.map((s) => new InkSplash(s.onStyleChanged)));
-    }
-
-    if (children != null)
-      childrenIncludingSplashes.addAll(children);
-
-    return new EventListenerNode(
-      new FlexContainer(
-        direction: FlexDirection.Row,
-        style: _containmentStyleHack,
-        inlineStyle: inlineStyle,
-        children: childrenIncludingSplashes),
-      onGestureTapDown: _startSplash,
-      onGestureTap: _confirmSplash
-    );
-  }
-
-  void _startSplash(sky.GestureEvent event) {
-    setState(() {
-      if (_splashes == null)
-        _splashes = new LinkedHashSet<SplashController>();
-      var splash;
-      var root = getRoot();
-      splash = new SplashController(root.rect, event.x, event.y,
-                                    pointer: event.primaryPointer,
-                                    onDone: () { _splashDone(splash); });
-      _splashes.add(splash);
-      UINode node = parent;
-      while (node != null) {
-        if (node is Scrollable)
-          node.registerScrollClient(this);
-        node = node.parent;
-      }
-    });
-  }
-
-  bool ancestorScrolled(Scrollable ancestor) {
-    _abortSplashes();
-    return false;
-  }
-
-  void handleRemoved() {
-    UINode node = parent;
-    while (node != null) {
-      if (node is Scrollable)
-        node.unregisterScrollClient(this);
-      node = node.parent;
-    }
-    super.handleRemoved();
-  }
-
-  void _confirmSplash(sky.GestureEvent event) {
-    if (_splashes == null)
-      return;
-    _splashes.where((splash) => splash.pointer == event.primaryPointer)
-             .forEach((splash) { splash.confirm(); });
-  }
-
-  void _abortSplashes() {
-    if (_splashes == null)
-      return;
-    setState(() {
-      _splashes.forEach((s) { s.abort(); });
-    });
-  }
-
-  void _cancelSplashes(sky.Event event) {
-    if (_splashes == null)
-      return;
-    setState(() {
-      var splashes = _splashes;
-      _splashes = null;
-      splashes.forEach((s) { s.cancel(); });
-    });
-  }
-
-  void _splashDone(SplashController splash) {
-    if (_splashes == null)
-      return;
-    setState(() {
-      _splashes.remove(splash);
-      if (_splashes.length == 0)
-        _splashes = null;
-    });
-  }
-}