Use dom-if to hide settings pages and show explicitly.

chrome/browser/resources/settings/site_settings/site_settings_behavior.js

Index: chrome/browser/resources/settings/site_settings/site_settings_behavior.js
diff --git a/chrome/browser/resources/settings/site_settings/site_settings_behavior.js b/chrome/browser/resources/settings/site_settings/site_settings_behavior.js
index a72c5c5735a67fb12ac1daa69e1ccb8ef1192a0e..baeefec48a3667e843368423ae66b55c27569c0f 100644
--- a/chrome/browser/resources/settings/site_settings/site_settings_behavior.js
+++ b/chrome/browser/resources/settings/site_settings/site_settings_behavior.js
@@ -8,6 +8,16 @@
 
 /** @polymerBehavior */
 var SiteSettingsBehaviorImpl = {
+  properties: {
+    /**
+     * The ID of the category this element is displaying data for.
+     */
+    category: {
+      type: Number,
+      value: settings.ContentSettingsTypes.GEOLOCATION

[michaelpg, 2015/12/02 19:22:52]

No reason to make geolocation the default category for all elements with
SiteSettingsBehaviorImpl. The <site-settings-category> in the "location" section
should have its category attribute set to geolocation, if not in
advanced_page.js, then in advanced_page.html.

[stevenjb, 2015/12/02 21:57:10]

Done.

+    },
+  },
+
   /**
    * Returns whether the category default is set to enabled or not.
    * @param {number} category The category to check.