Update polymer tutorial; make directory paths match new sample structure

src/site/docs/tutorials/indexeddb/examples/count_down/out/web/count_down.dart

Index: src/site/docs/tutorials/indexeddb/examples/count_down/out/web/count_down.dart
diff --git a/src/site/docs/tutorials/indexeddb/examples/count_down/out/web/count_down.dart b/src/site/docs/tutorials/indexeddb/examples/count_down/out/web/count_down.dart
deleted file mode 100644
index a89b706cfe4e89b1a0167db00e65acfc64f826d7..0000000000000000000000000000000000000000
--- a/src/site/docs/tutorials/indexeddb/examples/count_down/out/web/count_down.dart
+++ /dev/null
@@ -1,123 +0,0 @@
-import 'dart:async';
-import 'dart:indexed_db';
-import 'milestone.dart';
-import 'package:polymer/polymer.dart';
-
-/*
- * The VIEW-MODEL for the app.
- * 
- * Implements the business logic 
- * and manages the information exchanges
- * between the MODEL (Milestone & MilestoneStore)
- * and the VIEW (CountDownComponent & MilestoneComponent).
- * 
- * Manages a Timer to update the milestones.
- */
-
-MilestoneApp appObject = new MilestoneApp();
-
-
-class MilestoneApp extends ChangeNotifierBase {
-  /****
-   * Some things we need...
-   */
-  // When there are no active milestones, timer is null.
-  Timer timer = null;
-  
-  // Is IndexedDB supported in this browser?
-  bool idbAvailable = IdbFactory.supported;
-  
-  // A place to save the milestones (is the MODEL).
-  MilestoneStore _store = new MilestoneStore();
-  
-  // Called from the VIEW.
-  @observable bool get hazMilestones => __$hazMilestones; bool __$hazMilestones; set hazMilestones(bool value) { __$hazMilestones = notifyPropertyChange(#hazMilestones, __$hazMilestones, value); }
-  
-  // The list of milestones in the MODEL.
-  List<Milestone> get milestones => _store.milestones;
- 
-  /****
-   * Life-cycle methods...
-   */
-  
-  // Called from the VIEW when the element is inserted into the DOM.
-  Future start() {
-    if (!idbAvailable) {
-      return new Future.error('IndexedDB not supported.');
-    }
-    
-    return _store.open().then((_) {
-      _startMilestoneTimer();
-      hazMilestones = notifyPropertyChange(const Symbol('hazMilestones'),
-          hazMilestones, (milestones.length == 0) ? false : true);
-
-    });
-  }
-  
-  // Called from the VIEW when the element is removed from the DOM.
-  void stop() {
-    _stopMilestoneTimer(true);
-  }
-
-  /****
-   * Click handlers...
-   * Called from the VIEW (xcountdown) when the user clicks a button.
-   * Delegates to MODEL.
-   */
-  
-  void addMilestone(String milestoneName, DateTime occursOn) {
-    // Make sure milestone is in the future, and not in the past.
-    if (occursOn.isAfter(new DateTime.now())) {
-      _store.add(milestoneName, occursOn).then((_) {
-        _startMilestoneTimer();
-        hazMilestones = notifyPropertyChange(const Symbol('hazMilestones'),
-            hazMilestones, (milestones.length == 0) ? false : true);
-      },
-      onError: (e) { print('duplicate key'); } );
-    }
-  }
-
-  Future removeMilestone(Milestone milestone) {
-    return _store.remove(milestone).then((_) {
-      _stopMilestoneTimer(false);
-      hazMilestones = notifyPropertyChange(const Symbol('hazMilestones'),
-          hazMilestones, (milestones.length == 0) ? false : true);
-   });
-  }
-  
-  Future clear() {
-    return _store.clear().then((_) {
-      _stopMilestoneTimer(false);
-      hazMilestones = notifyPropertyChange(const Symbol('hazMilestones'),
-          hazMilestones, (milestones.length == 0) ? false : true);
-    });
-  }
-   
-  /****
-   * Timer stuff.
-   */
-  // Starts the timer if it's off and there are milestones.
-  void _startMilestoneTimer() {
-    if (timer == null && milestones.length > 0) {
-      // The timer goes off every second.
-      var oneSecond = new Duration(seconds:1);
-      timer = new Timer.periodic(oneSecond, _tick);
-    }
-  }
-  
-  // Turn off the timer if no milestones or they are all elapsed.
-  void _stopMilestoneTimer(bool quitting) {
-    if (quitting || (timer != null && milestones.where((m) => !m.elapsed).isEmpty)) {
-      timer.cancel();
-      timer = null;
-    }
-  }
-  
-  // Update the display for each milestone.
-  void _tick(Timer _) {
-    // For each milestone, update the time remaining...
-    for (int i = 0; i < milestones.length; i++) {
-      milestones[i].tick();
-    }
-  }
-}