DOMUI Prefs: Remove the startup page managment sub-page

chrome/browser/resources/options/browser_options_page.css

Index: chrome/browser/resources/options/browser_options_page.css
diff --git a/chrome/browser/resources/options/browser_options_page.css b/chrome/browser/resources/options/browser_options_page.css
index 5992c6efcd5cf041dedb210d111125a7865e967e..e7938205a73050a3643f06ad32b9bc0874db12a7 100644
--- a/chrome/browser/resources/options/browser_options_page.css
+++ b/chrome/browser/resources/options/browser_options_page.css
@@ -1,23 +1,22 @@
-
 #startupPageManagement.settings-list > :last-child {
   border-top: 1px solid #d9d9d9;
   padding: 5px 10px;
 }
 
-#startupPagesShortList {
-  min-height: 0;
+#startupPagesList {
+  min-height: 64px;
 }
 
-.startup-page-list .title {
+#startupPagesList .title {
   width: 40%;
 }
 
-.startup-page-list .url {
+#startupPagesList .url {
   -webkit-box-flex: 1;
   color: #666;
 }
 
-.startup-page-list .url input {
+#startupPagesList .url input {
   box-sizing: border-box;
   margin: 0;
   width: 100%;
@@ -78,8 +77,3 @@
   position: absolute;
   bottom: 18px;
 }
-
-#startupAddButton {
-  margin-left: 0;
-  margin-top: 10px;
-}