MD Settings: restore super important about page functionality

chrome/browser/resources/settings/about_page/about_page.html

Index: chrome/browser/resources/settings/about_page/about_page.html
diff --git a/chrome/browser/resources/settings/about_page/about_page.html b/chrome/browser/resources/settings/about_page/about_page.html
index 99ef7cb978965acf0bc27265ebab7490e82b41f3..8f813e09a84ba31b7eb94735a66295b919bcc2f1 100644
--- a/chrome/browser/resources/settings/about_page/about_page.html
+++ b/chrome/browser/resources/settings/about_page/about_page.html
@@ -35,6 +35,14 @@
         margin-top: auto;
       }
 
+      @-webkit-keyframes spin {
+        to { transform: rotate(-10turn); }
+      }
+
+      #product-logo.spin {
+        -webkit-animation: spin 500ms cubic-bezier(1, 0, 0, 1) forwards;
+      }
+
       img {
         -webkit-margin-end: 10px;
       }
@@ -70,7 +78,7 @@
         <settings-animated-pages id="pages" section="about">
           <neon-animatable route-path="default">
             <div class="settings-box">
-              <img id="product-logo"
+              <img id="product-logo" on-tap="onProductLogoTap_"
                   srcset="chrome://theme/current-channel-logo@1x 1x,
                           chrome://theme/current-channel-logo@2x 2x" alt="">
               <span class="product-title">$i18n{aboutProductTitle}</span>