[MD settings] layout of site settings sub-pages

chrome/browser/resources/settings/on_startup_page/startup_url_entry.html

Index: chrome/browser/resources/settings/on_startup_page/startup_url_entry.html
diff --git a/chrome/browser/resources/settings/on_startup_page/startup_url_entry.html b/chrome/browser/resources/settings/on_startup_page/startup_url_entry.html
index a4e9f4dfaf52f14f2c03c42dfe5644accf33d023..6f50afea6d24fcf618fe0e732072b29072610464 100644
--- a/chrome/browser/resources/settings/on_startup_page/startup_url_entry.html
+++ b/chrome/browser/resources/settings/on_startup_page/startup_url_entry.html
@@ -10,13 +10,6 @@
 <dom-module id="settings-startup-url-entry">
   <template>
     <style include="settings-shared">
-      .favicon-image {
-        background-size: contain;
-        background-repeat: no-repeat;
-        height: 16px;
-        width: 16px;
-      }
-
       .dropdown-content {
         background: white;
         box-shadow: 0 2px 6px grey;