MD Settings: Fix internet focus and styling

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 66eea7cb5eea460e2405dfc582bdc3e3cb5c8717..cb02ede61297696e009c9671619c19fa763b9f7d 100644
--- a/chrome/browser/resources/settings/internet_page/network_summary_item.js
+++ b/chrome/browser/resources/settings/internet_page/network_summary_item.js
@@ -190,15 +190,6 @@ Polymer({
   },
 
   /**
-   * @return {boolean}
-   * @private
-   */
-  showDetailsIsVisible_: function() {
-    return this.deviceState.Type == CrOnc.Type.CELLULAR &&
-        this.networkStateList.length == 1;
-  },
-
-  /**
    * @return {boolean} Whether or not to show the UI to expand the list.
    * @private
    */
@@ -272,12 +263,4 @@ Polymer({
     // Make sure this does not propagate to onDetailsTap_.
     event.stopPropagation();
   },
-
-  /**
-   * @return {string}
-   * @private
-   */
-  getTabIndex_: function() {
-    return this.deviceIsEnabled_() ? '0' : '-1';
-  },
 });