MD Settings: actually hide subpage and open-in-new indicators when inactive

chrome/browser/resources/settings/settings_shared_css.html

Index: chrome/browser/resources/settings/settings_shared_css.html
diff --git a/chrome/browser/resources/settings/settings_shared_css.html b/chrome/browser/resources/settings/settings_shared_css.html
index 50002a165ada72a80e33259f5732c08587ae87b7..9c9f57f74f21c74beed5f47c8e85f8f67b395da8 100644
--- a/chrome/browser/resources/settings/settings_shared_css.html
+++ b/chrome/browser/resources/settings/settings_shared_css.html
@@ -26,14 +26,24 @@
         transform: scaleX(-1);  /* Flip on the X axis (aka mirror). */
       }
 
-      [actionable] button[is='paper-icon-button-light'].subpage-arrow {
+      button[is='paper-icon-button-light'].subpage-arrow {
         background-image: url(images/arrow_right.svg);
       }
 
-      [actionable] button[is='paper-icon-button-light'].icon-external {
+      button[is='paper-icon-button-light'].icon-external {
         background-image: url(images/open_in_new.svg);
       }
 
+      .subpage-arrow,
+      .icon-external {
+        display: none;
+      }
+
+      [actionable] :-webkit-any(.subpage-arrow, .icon-external),
+      [actionable]:-webkit-any(.subpage-arrow, .icon-external) {
+        display: block;
+      }
+
       :host-context([dir=rtl]) paper-icon-button[icon='settings:arrow-back'] {
         transform: scaleX(-1);  /* Flip on the X axis (aka mirror). */
       }