Update Polymer from 1.2.1 -> 1.2.3

third_party/polymer/v1_0/components-chromium/paper-slider/paper-slider-extracted.js

 Polymer({
     is: 'paper-slider',
 
     behaviors: [
       Polymer.IronFormElementBehavior,
       Polymer.PaperInkyFocusBehavior,
       Polymer.IronRangeBehavior
     ],
 
     properties: {
@@ skipping 264 matching lines @@
       event.preventDefault();
     },
 
     _knobTransitionEnd: function(event) {
       if (event.target === this.$.sliderKnob) {
         this._setTransiting(false);
       }
     },
 
     _maxMarkersChanged: function(maxMarkers) {
-      var l = (this.max - this.min) / this.step;
-      if (!this.snaps && l > maxMarkers) {
+      if (!this.snaps) {
         this._setMarkers([]);
-      } else {
-        this._setMarkers(new Array(l));
       }
+      var steps = Math.floor((this.max - this.min) / this.step);
+      if (steps > maxMarkers) {
+        steps = maxMarkers;
+      }
+      this._setMarkers(new Array(steps));
     },
 
     _mergeClasses: function(classes) {
       return Object.keys(classes).filter(
         function(className) {
           return classes[className];
         }).join(' ');
     },
 
     _getClassNames: function() {
@@ skipping 79 matching lines @@
    */
 
   /**
    * Fired when the slider's value changes due to user interaction.
    *
    * Changes to the slider's value due to changes in an underlying
    * bound variable will not trigger this event.
    *
    * @event change
    */