Fix losing selected language on ToS page reloading.

chrome/browser/resources/chromeos/arc_support/background.js

Index: chrome/browser/resources/chromeos/arc_support/background.js
diff --git a/chrome/browser/resources/chromeos/arc_support/background.js b/chrome/browser/resources/chromeos/arc_support/background.js
index e4d1d5d6c5f28bab67c08308d766f137f6672030..f0e45f6fabd0b53f333a8a9c8736e5d629548ab4 100644
--- a/chrome/browser/resources/chromeos/arc_support/background.js
+++ b/chrome/browser/resources/chromeos/arc_support/background.js
@@ -336,7 +336,14 @@ class TermsOfServicePage {
       // If there already is inflight loading task, do nothing.
       return;
     }
-    this.termsView_.src = 'https://play.google.com/about/play-terms.html';
+
+    if (this.termsView_.src) {
+      // This is reloading the page, typically clicked RETRY on error page.
+      this.termsView_.reload();
+    } else {
+      // This is first loading case so set the URL explicitly.
+      this.termsView_.src = 'https://play.google.com/about/play-terms.html';
+    }
   }
 
   /** Called when the terms-view starts to be loaded. */