[MD settings] name Content settings separately from site settings

chrome/browser/resources/settings/privacy_page/privacy_page.js

Index: chrome/browser/resources/settings/privacy_page/privacy_page.js
diff --git a/chrome/browser/resources/settings/privacy_page/privacy_page.js b/chrome/browser/resources/settings/privacy_page/privacy_page.js
index f02f8e1cdfd382491540cab09aaf5f4e1774dd64..50b48d9cb3acff5597599186705ef679df241900 100644
--- a/chrome/browser/resources/settings/privacy_page/privacy_page.js
+++ b/chrome/browser/resources/settings/privacy_page/privacy_page.js
@@ -125,4 +125,15 @@ Polymer({
         this.$.spellingServiceToggleButton.checked);
   },
 </if>
+
+  /**
+   * The sub-page title for the site or content settings.
+   * @return {string}
+   * @private
+   */
+  siteSettingsPageTitle_: function() {
+    return loadTimeData.getBoolean('enableSiteSettings') ?
+        loadTimeData.getString('siteSettings') :
+        loadTimeData.getString('contentSettings');
+  },
 });