Autoclick on md-settings is synced with autoclick on settings.

chrome/browser/resources/settings/a11y_page/a11y_page.js

Index: chrome/browser/resources/settings/a11y_page/a11y_page.js
diff --git a/chrome/browser/resources/settings/a11y_page/a11y_page.js b/chrome/browser/resources/settings/a11y_page/a11y_page.js
index 0c56580f9e437e85cf4375adcfe220c8e6cedc67..2ee16f1d392c79385a03fd02d6ea2abf7aabdf36 100644
--- a/chrome/browser/resources/settings/a11y_page/a11y_page.js
+++ b/chrome/browser/resources/settings/a11y_page/a11y_page.js
@@ -27,6 +27,25 @@ Polymer({
     },
 
 <if expr="chromeos">
+    autoClickDelayOptions_: {
+      readOnly: true,
+      type: Array,
+      value: function() {
+        return [
+          {value: 600,
+           name: loadTimeData.getString('delayBeforeClickExtremelyShort')},
+          {value: 800,
+           name: loadTimeData.getString('delayBeforeClickVeryShort')},
+          {value: 1000,
+           name: loadTimeData.getString('delayBeforeClickShort')},
+          {value: 2000,
+           name: loadTimeData.getString('delayBeforeClickLong')},
+          {value: 4000,
+           name: loadTimeData.getString('delayBeforeClickVeryLong')},
+        ];
+      },
+    },
+
     /**
      * Whether to show experimental accessibility features.
      * @private {boolean}