Update Polymer components and re-run reproduce.sh

third_party/polymer/v1_0/components/iron-a11y-keys-behavior/iron-a11y-keys-behavior.html

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 @license
 Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
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@@ skipping 222 matching lines @@
      * and uses an expressive syntax to filter key presses.
      *
      * Use the `keyBindings` prototype property to express what combination of keys
      * will trigger the event to fire.
      *
      * Use the `key-event-target` attribute to set up event handlers on a specific
      * node.
      * The `keys-pressed` event will fire when one of the key combinations set with the
      * `keys` property is pressed.
      *
+     * @demo demo/index.html
      * @polymerBehavior IronA11yKeysBehavior
      */
     Polymer.IronA11yKeysBehavior = {
       properties: {
         /**
          * The HTMLElement that will be firing relevant KeyboardEvents.
          */
         keyEventTarget: {
           type: Object,
           value: function() {
             return this;
           }
         },
 
         _boundKeyHandlers: {
+          type: Array,
           value: function() {
             return [];
           }
         },
 
         // We use this due to a limitation in IE10 where instances will have
         // own properties of everything on the "prototype".
         _imperativeKeyBindings: {
+          type: Object,
           value: function() {
             return {};
           }
         }
       },
 
       observers: [
         '_resetKeyEventListeners(keyEventTarget, _boundKeyHandlers)'
       ],
 
@@ skipping 133 matching lines @@
         var detail = Object.create(keyCombo);
         detail.keyboardEvent = keyboardEvent;
 
         this[handlerName].call(this, new CustomEvent(keyCombo.event, {
           detail: detail
         }));
       }
     };
   })();
 </script>