UI change for adjustable large cursor

chrome/browser/resources/settings/controls/settings_slider.js

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @fileoverview
  * settings-slider wraps a paper-slider. It maps the slider's values from a
  * linear UI range to a range of real values.  When |value| does not map exactly
  * to a tick mark, it interpolates to the nearest tick.
  *
@@ skipping 13 matching lines @@
     tickValues: {type: Array, value: []},
 
     min: Number,
 
     max: Number,
 
     labelMin: String,
 
     labelMax: String,
 
+    disabled: Boolean,
+
     /** @private */
     disableSlider_: {
-      computed: 'computeDisableSlider_(pref.*)',
+      computed: 'computeDisableSlider_(pref.*, disabled)',
       type: Boolean,
     },
   },
 
   observers: [
     'valueChanged_(pref.*, tickValues.*)',
   ],
 
   /**
    * Sets the |pref.value| property to the value corresponding to the knob
    * position after a user action.
    * @private
    */
   onSliderChanged_: function() {
     var newValue;
     if (this.tickValues && this.tickValues.length > 0)
       newValue = this.tickValues[this.$.slider.immediateValue];
     else
       newValue = this.$.slider.immediateValue;
 
     this.set('pref.value', newValue);
   },
 
   /** @private */
   computeDisableSlider_: function() {
-    return this.hasAttribute('disabled') || this.isPrefEnforced();
+    return this.disabled || this.isPrefEnforced();
   },
 
   /**
    * Updates the knob position when |pref.value| changes. If the knob is still
    * being dragged, this instead forces |pref.value| back to the current
    * position.
    * @private
    */
   valueChanged_: function() {
     // If |tickValues| is empty, simply set current value to the slider.
@@ skipping 51 matching lines @@
       if (difference < minDifference) {
         closestIndex = i;
         minDifference = difference;
       }
     }
 
     assert(typeof closestIndex != 'undefined');
     return closestIndex;
   },
 });