Arc OOBE optin legacy(Non md)

As request by khmel@ After we add new content to Arc opt-in flow, we
should at least make legacy code not broken or crashed as long as we
have not removed it.
Note: Do not merge to M66. Legacy code is not running in product.

Bug: b/73452374
Bug: 826927
Test: Manual
Cq-Include-Trybots: master.tryserver.chromium.linux:closure_compilation
Change-Id: I1a1431c8afd11898cdd7e4b21dfe1ca6bfc09aad
Reviewed-on: https://chromium-review.googlesource.com/993708Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Commit-Queue: Long Cheng <lgcheng@google.com>
Cr-Commit-Position: refs/heads/master@{#547853}

chrome/browser/resources/chromeos/login/screen_arc_terms_of_service.html

@@ -15,21 +15,39 @@
           <div id="arc-tos-view-container">
             <webview id="arc-tos-view"></webview>
           </div>
-          <label>
-            <a id="arc-policy-link" href="#" i18n-content="arcPolicyLink">
-            </a>
-          </label>
-          <label>
-            <p id="arc-text-metrics"></p>
-          </label>
-          <label>
-            <input type="checkbox" id="arc-enable-backup-restore">
-            <p i18n-values=".innerHTML:arcTextBackupRestore"></p>
-          </label>
-          <label>
-            <input type="checkbox" id="arc-enable-location-service">
-            <p i18n-values=".innerHTML:arcTextLocationService"></p>
-          </label>
+          <div>
+            <label>
+              <a id="arc-policy-link" href="#" i18n-content="arcPolicyLink">
+              </a>
+            </label>
+          </div>
+          <div>
+            <label>
+              <p id="arc-text-metrics"></p>
+            </label>
+          </div>
+          <div>
+            <label>
+              <input type="checkbox" id="arc-enable-backup-restore">
+              <p i18n-values=".innerHTML:arcTextBackupRestore"></p>
+            </label>
+          </div>
+          <div>
+            <label id = "arc-location-service">
+              <input type="checkbox" id="arc-enable-location-service">
+              <p i18n-values=".innerHTML:arcTextLocationService"></p>
+            </label>
+          </div>
+          <div>
+            <label id="arc-pai-service">
+              <p i18n-values=".innerHTML:arcTextPaiService"></p>
+            </label>
+          </div>
+          <div>
+            <label id="arc-google-service-confirmation">
+              <p i18n-values=".innerHTML:arcTextGoogleServiceConfirmation"></p>
+            </label>
+          </div>
         </div>
         <div id="arc-tos-loading">
           <p i18n-content="arcTermsOfServiceLoading"></p>

chrome/browser/resources/chromeos/login/screen_arc_terms_of_service.js

@@ -330,6 +330,7 @@ login.createScreen('ArcTermsOfServiceScreen', 'arc-tos', function() {
     enableButtons_: function(enable) {
       $('arc-tos-skip-button').disabled = !enable;
       $('arc-tos-accept-button').disabled = !enable;
+      $('arc-tos-next-button').disabled = !enable;
       $('arc-tos-retry-button').disabled = !enable;
       $('arc-tos-md').arcTosButtonsDisabled = !enable;
     },