MD Settings: make custom UIs look "actionable"

chrome/browser/resources/settings/settings_root_css.html

Index: chrome/browser/resources/settings/settings_root_css.html
diff --git a/chrome/browser/resources/settings/settings_root_css.html b/chrome/browser/resources/settings/settings_root_css.html
index 42e08ec2e46e11986a0e596b112bd11d907dd1bd..b24177801e50aa42a9bd8943b0439c3439d37ab0 100644
--- a/chrome/browser/resources/settings/settings_root_css.html
+++ b/chrome/browser/resources/settings/settings_root_css.html
@@ -23,6 +23,7 @@
     --paper-radio-button-label-color: inherit;
     --paper-radio-group-item-padding: 0;
 
+
     /* Custom grey for Alan (bettes@). */
     --settings-background-color: rgb(241, 241, 241);
     --settings-secondary: {
@@ -45,5 +46,9 @@
     --settings-title-bar-background-color: var(--google-blue-700);
     --settings-title-bar-color: rgb(255, 255, 255);
     --settings-title-search-color: rgb(192, 199, 205);
+
+    --settings-actionable: {
+      cursor: pointer;
+    };
   }
 </style>