Address feedback from "MD Settings: fix infinite setInterval loop"

chrome/browser/resources/settings/settings_page/main_page_behavior.js

Index: chrome/browser/resources/settings/settings_page/main_page_behavior.js
diff --git a/chrome/browser/resources/settings/settings_page/main_page_behavior.js b/chrome/browser/resources/settings/settings_page/main_page_behavior.js
index 7a53a64bac54c0e4129f34cdf29acddc88c260dc..4c0a877493bbef7ec04855652f57866dd5d9e42c 100644
--- a/chrome/browser/resources/settings/settings_page/main_page_behavior.js
+++ b/chrome/browser/resources/settings/settings_page/main_page_behavior.js
@@ -59,14 +59,8 @@ var MainPageBehaviorImpl = {
     } else {
       doWhenReady(
         function() {
-          if (this.scrollHeight > 0)
-            return true;
-
-          // Height is irrelevant if this page isn't the current page.
-          if (!settings.Route[this.route].contains(settings.getCurrentRoute()))
-            return true;
-
-          return false;
+          return this.scrollHeight > 0 ||
+              !settings.Route[this.route].contains(settings.getCurrentRoute());
         }.bind(this),
         this.tryTransitionToSection_.bind(this));
     }