WebUI Prefs: Don't use display:block for labels

chrome/browser/resources/options/options_page.css

Index: chrome/browser/resources/options/options_page.css
diff --git a/chrome/browser/resources/options/options_page.css b/chrome/browser/resources/options/options_page.css
index 7f59a2bf81b415d9d8ed0c18c10adba34539aa1d..a3d47e98cf5481432d7e2fdb7c3f31b3881fa3fb 100644
--- a/chrome/browser/resources/options/options_page.css
+++ b/chrome/browser/resources/options/options_page.css
@@ -371,18 +371,11 @@ section > div:only-of-type {
   margin-top: 0;
 }
 
-/* TODO(stuartmorgan): make this less specific once all pages
- * are converted to the non-table style.
- */
-section > div:only-of-type label {
+div.checkbox,
+div.radio {
   margin: 5px 0;
 }
 
-label.checkbox,
-label.radio {
-  display: block
-}
-
 .hidden {
   display: none !important;
 }