Settings: Fix Site Details subpage routing

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

Index: chrome/browser/resources/settings/settings_page/settings_animated_pages.js
diff --git a/chrome/browser/resources/settings/settings_page/settings_animated_pages.js b/chrome/browser/resources/settings/settings_page/settings_animated_pages.js
index f5fcf778c74ea574b6d2bab8fc4c5f2074238e32..97d51cd7eb4624e8e380f006b38a4b243f9cb7bd 100644
--- a/chrome/browser/resources/settings/settings_page/settings_animated_pages.js
+++ b/chrome/browser/resources/settings/settings_page/settings_animated_pages.js
@@ -92,12 +92,12 @@ Polymer({
     this.ensureSubpageInstance_();
 
     if (oldRoute) {
-      if (oldRoute.isSubpage() && oldRoute.contains(newRoute)) {
-        // Slide left for a descendant subpage.
+      if (oldRoute.isSubpage() && newRoute.depth > oldRoute.depth) {
+        // Slide left for a deeper subpage.
         this.$.animatedPages.exitAnimation = 'slide-left-animation';
         this.$.animatedPages.entryAnimation = 'slide-from-right-animation';
-      } else if (newRoute.contains(oldRoute)) {
-        // Slide right for an ancestor subpage.
+      } else if (oldRoute.depth > newRoute.depth) {
+        // Slide right for a shallower subpage.
         this.$.animatedPages.exitAnimation = 'slide-right-animation';
         this.$.animatedPages.entryAnimation = 'slide-from-left-animation';
       } else {