Some RTL fixes for tabbed options.

chrome/browser/resources/options/content_settings.js

Index: chrome/browser/resources/options/content_settings.js
diff --git a/chrome/browser/resources/options/content_settings.js b/chrome/browser/resources/options/content_settings.js
index 787386e2085414e46711ef326e12c7774094dc82..a9a80bb3d56b5bccd526949fdd10e4d193501511 100644
--- a/chrome/browser/resources/options/content_settings.js
+++ b/chrome/browser/resources/options/content_settings.js
@@ -16,7 +16,7 @@ cr.define('options', function() {
   function ContentSettings() {
     this.activeNavTab = null;
     OptionsPage.call(this, 'content', templateData.contentSettingsPage,
-                     'contentSettingsPage');
+                     'content-settings-page');
   }
 
   cr.addSingletonGetter(ContentSettings);
@@ -30,7 +30,7 @@ cr.define('options', function() {
       chrome.send('getContentFilterSettings');
 
       var exceptionsButtons =
-          this.pageDiv.querySelectorAll('.exceptionsListButton');
+          this.pageDiv.querySelectorAll('.exceptions-list-button');
       for (var i = 0; i < exceptionsButtons.length; i++) {
         exceptionsButtons[i].onclick = function(event) {
           ContentSettingsExceptionsArea.getInstance().showList(