MD Settings: Internet: Hide subpage arrow when disabled

chrome/browser/resources/settings/internet_page/network_summary_item.js

Index: chrome/browser/resources/settings/internet_page/network_summary_item.js
diff --git a/chrome/browser/resources/settings/internet_page/network_summary_item.js b/chrome/browser/resources/settings/internet_page/network_summary_item.js
index cb02ede61297696e009c9671619c19fa763b9f7d..f32e01518270ded3587d2ca681edcdc71c58411b 100644
--- a/chrome/browser/resources/settings/internet_page/network_summary_item.js
+++ b/chrome/browser/resources/settings/internet_page/network_summary_item.js
@@ -203,6 +203,16 @@ Polymer({
   },
 
   /**
+   * @return {boolean} Whether or not to show the UI to show details.
+   * @private
+   */
+  showDetailsIsVisible_: function() {
+    if (this.expandIsVisible_())
+      return false;
+    return this.deviceIsEnabled_();
+  },
+
+  /**
    * @return {boolean} True if the known networks button should be shown.
    * @private
    */