Site Settings Desktop: Implement Zoom Levels category.

chrome/browser/resources/settings/privacy_page/privacy_page.html

Index: chrome/browser/resources/settings/privacy_page/privacy_page.html
diff --git a/chrome/browser/resources/settings/privacy_page/privacy_page.html b/chrome/browser/resources/settings/privacy_page/privacy_page.html
index c63bd6caa12ae764bb84c9bb6872f99efb40254a..aa1de70bc431fd6d1c4546e9884b1650f967b2e6 100644
--- a/chrome/browser/resources/settings/privacy_page/privacy_page.html
+++ b/chrome/browser/resources/settings/privacy_page/privacy_page.html
@@ -16,6 +16,7 @@
 <link rel="import" href="/site_settings/protocol_handlers.html">
 <link rel="import" href="/site_settings/usb_devices.html">
 <link rel="import" href="/site_settings/site_data.html">
+<link rel="import" href="/site_settings/zoom_levels.html">
 <link rel="import" href="/site_settings_page/site_settings_page.html">
 
 <if expr="use_nss_certs">
@@ -230,6 +231,11 @@
           <protocol-handlers></protocol-handlers>
         </settings-subpage>
       </template>
+      <template is="dom-if" route-path="/siteSettings/zoomLevels" no-search>
+        <settings-subpage page-title="$i18n{siteSettingsCategoryZoomLevels}">
+          <zoom-levels></zoom-levels>
+        </settings-subpage>
+      </template>
       <template is="dom-if" route-path="/siteSettings/javascript" no-search>
         <settings-subpage page-title="$i18n{siteSettingsCategoryJavascript}">
           <site-settings-category