get rid of old options pages

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
deleted file mode 100644
index d2fc6b5302430ccf2e61f9cff5360dd0a9ab3cca..0000000000000000000000000000000000000000
--- a/chrome/browser/resources/options/browser_options_page.css
+++ /dev/null
@@ -1,99 +0,0 @@
-#startupPageManagement.settings-list > :last-child {
-  border-top: 1px solid #d9d9d9;
-  padding: 5px 10px;
-}
-
-#startupPagesList {
-  min-height: 64px;
-}
-
-#startupPagesList .title {
-  width: 40%;
-}
-
-#startupPagesList .url {
-  -webkit-box-flex: 1;
-  color: #666;
-}
-
-#startupPagesList > * {
-  max-width: 700px;
-}
-
-#startupPagesListDropmarker {
-  background-clip: padding-box;
-  background-color: hsl(214, 91%, 65%);
-  border-bottom-color: transparent;
-  border-radius: 0;
-  border-top-color: transparent;
-  border: 2px solid hsl(214, 91%, 65%);
-  box-sizing: border-box;
-  display: none;
-  height: 6px;
-  overflow: hidden;
-  pointer-events: none;
-  position: fixed;
-  z-index: 10;
-}
-
-#customHomePageGroup {
-  display: -webkit-box;
-  -webkit-box-orient: horizontal;
-}
-
-#customHomePageGroup > :last-child {
-  -webkit-margin-start: 1ex;
-  -webkit-box-flex: 1;
-  position: relative;
-}
-
-#customHomePageGroup > div.radio {
-  margin-top: 0;
-}
-
-#homepageURL {
-  box-sizing: border-box;
-  margin-top: -4px;
-  width: 100%;
-}
-
-#defaultSearchEngineGroup {
-  display: -webkit-box;
-  -webkit-box-orient: vertical;
-}
-
-#defaultSearchEngineGroup > div {
-  display: -webkit-box;
-  -webkit-box-orient: horizontal;
-}
-
-#defaultSearchEngine {
-  display: block;
-  -webkit-box-flex: 1;
-  max-width: 200px;
-}
-
-#defaultSearchManageEnginesButton {
-  margin-top: 0;
-  -webkit-margin-start: 10px;
-}
-
-#defaultBrowserState {
-  margin-top: 6px;
-}
-
-#instantOption {
-  margin-bottom: 3px;
-  margin-top: 10px
-}
-
-#instantConfirmText {
-  font-family: inherit;
-  white-space: pre-wrap;
-  width: 500px;
-}
-
-#instantConfirmLearnMore {
-  position: absolute;
-  bottom: 18px;
-}