MD History: Show sidebar next to content on wide screens

chrome/browser/resources/md_history/history.js

Index: chrome/browser/resources/md_history/history.js
diff --git a/chrome/browser/resources/md_history/history.js b/chrome/browser/resources/md_history/history.js
index e9d55e7fcc4c472ad73af8e852956ae4c82dc886..0c456c7dfb77adc715cbb04618f4224bb7634294 100644
--- a/chrome/browser/resources/md_history/history.js
+++ b/chrome/browser/resources/md_history/history.js
@@ -60,8 +60,8 @@ function showNotification(
   // when WebUI is removed and this becomes the only client of
   // BrowsingHistoryHandler.
   waitForAppUpgrade().then(function() {
-    /** @type {HistoryAppElement} */($('history-app'))
-        .getSideBar().showFooter = includeOtherFormsOfBrowsingHistory;
+    /** @type {HistoryAppElement} */ ($('history-app')).showSidebarFooter =
+        includeOtherFormsOfBrowsingHistory;
   });
 }