[MD settings] updating polymer to 1.1.13

third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/paper-dropdown-menu-extracted.js

 (function() {
     'use strict';
 
     Polymer({
       is: 'paper-dropdown-menu',
 
       /**
        * Fired when the dropdown opens.
        *
        * @event paper-dropdown-open
@@ skipping 18 matching lines @@
          */
         selectedItemLabel: {
           type: String,
           notify: true,
           computed: '_computeSelectedItemLabel(selectedItem)'
         },
 
         /**
          * The last selected item. An item is selected if the dropdown menu has
          * a child with class `dropdown-content`, and that child triggers an
-         * `iron-activate` event with the selected `item` in the `detail`.
+         * `iron-select` event with the selected `item` in the `detail`.
          */
         selectedItem: {
           type: Object,
           notify: true,
           readOnly: true
         },
 
         /**
          * The label for the dropdown.
          */
@@ skipping 53 matching lines @@
       keyBindings: {
         'up down': 'open',
         'esc': 'close'
       },
 
       hostAttributes: {
         role: 'group',
         'aria-haspopup': 'true'
       },
 
+      attached: function() {
+        // NOTE(cdata): Due to timing, a preselected value in a `IronSelectable`
+        // child will cause an `iron-select` event to fire while the element is
+        // still in a `DocumentFragment`. This has the effect of causing
+        // handlers not to fire. So, we double check this value on attached:
+        var contentElement = this.contentElement;
+        if (contentElement && contentElement.selectedItem) {
+          this._setSelectedItem(contentElement.selectedItem);
+        }
+      },
+
+      /**
+       * The content element that is contained by the dropdown menu, if any.
+       */
+      get contentElement() {
+        return Polymer.dom(this.$.content).getDistributedNodes()[0];
+      },
+
       /**
        * Show the dropdown content.
        */
       open: function() {
         this.$.menuButton.open();
       },
 
       /**
        * Hide the dropdown content.
        */
       close: function() {
         this.$.menuButton.close();
       },
 
       /**
-       * A handler that is called when `iron-activate` is fired.
+       * A handler that is called when `iron-select` is fired.
        *
-       * @param {CustomEvent} event An `iron-activate` event.
+       * @param {CustomEvent} event An `iron-select` event.
        */
-      _onIronActivate: function(event) {
+      _onIronSelect: function(event) {
         this._setSelectedItem(event.detail.item);
       },
 
       /**
        * A handler that is called when the dropdown is tapped.
        *
        * @param {CustomEvent} event A tap event.
        */
       _onTap: function(event) {
         if (Polymer.Gestures.findOriginalTarget(event) === this) {
@@ skipping 24 matching lines @@
        */
       _computeMenuVerticalOffset: function(noLabelFloat) {
         // NOTE(cdata): These numbers are somewhat magical because they are
         // derived from the metrics of elements internal to `paper-input`'s
         // template. The metrics will change depending on whether or not the
         // input has a floating label.
         return noLabelFloat ? -4 : 16;
       }
     });
   })();