[Polymer] update third_party polymer

third_party/polymer/v1_0/components-chromium/iron-overlay-behavior/iron-overlay-behavior-extracted.js

 // IIFE to help scripts concatenation.
 (function() {
 'use strict';
 
 /**
 Use `Polymer.IronOverlayBehavior` to implement an element that can be hidden or shown, and displays
 on top of other content. It includes an optional backdrop, and can be used to implement a variety
 of UI controls including dialogs and drop downs. Multiple overlays may be displayed at once.
 
 ### Closing and canceling
@@ skipping 291 matching lines @@
       if (!this._overlaySetup) {
         return;
       }
 
       this._manager.addOrRemoveOverlay(this);
 
       this.__isAnimating = true;
 
       // requestAnimationFrame for non-blocking rendering
       if (this.__openChangedAsync) {
-        cancelAnimationFrame(this.__openChangedAsync);
+        window.cancelAnimationFrame(this.__openChangedAsync);
       }
       if (this.opened) {
         if (this.withBackdrop) {
           this.backdropElement.prepare();
         }
-        this.__openChangedAsync = requestAnimationFrame(function() {
+        this.__openChangedAsync = window.requestAnimationFrame(function() {
           this.__openChangedAsync = null;
           this._prepareRenderOpened();
           this._renderOpened();
         }.bind(this));
       } else {
         this._renderClosed();
       }
     },
 
     _canceledChanged: function() {
@@ skipping 190 matching lines @@
         this._focusedChild = nodeToSet;
       }
     },
 
     /**
      * Refits if the overlay is opened and not animating.
      * @protected
      */
     _onIronResize: function() {
       if (this.__onIronResizeAsync) {
-        cancelAnimationFrame(this.__onIronResizeAsync);
+        window.cancelAnimationFrame(this.__onIronResizeAsync);
         this.__onIronResizeAsync = null;
       }
       if (this.opened && !this.__isAnimating) {
-        this.__onIronResizeAsync = requestAnimationFrame(function() {
+        this.__onIronResizeAsync = window.requestAnimationFrame(function() {
           this.__onIronResizeAsync = null;
           this.refit();
         }.bind(this));
       }
     },
 
     /**
      * Will call notifyResize if overlay is opened.
      * Can be overridden in order to avoid multiple observers on the same node.
      * @protected
@@ skipping 26 matching lines @@
   * the canceling (e.g. ESC keyboard event or click event outside the `iron-overlay`).
   */
 
   /**
   * Fired after the `iron-overlay` closes.
   * @event iron-overlay-closed
   * @param {{canceled: (boolean|undefined)}} closingReason Contains `canceled` (whether the overlay was canceled).
   */
 
 })();