Add account manager description text for child users

Bug: 1043108
Change-Id: Ie64acba83e6965a0fd7efe88fbb8c15a95550047
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2091345
Commit-Queue: Anastasiia Nikolaienko <anastasiian@chromium.org>
Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Reviewed-by: Kush Sinha <sinhak@chromium.org>
Cr-Commit-Position: refs/heads/master@{#749589}

chrome/app/os_settings_strings.grdp

@@ -697,7 +697,10 @@
 
   <!-- Account Manager (OS settings) -->
   <message name="IDS_SETTINGS_ACCOUNT_MANAGER_DESCRIPTION" desc="Description of the Account Manager Settings page. Shown just below the title of the page.">
-    Manage your signed-in accounts. Websites, apps, and extensions in Chrome and Google Play may use these accounts to customize your experience, depending on permissions. &lt;a&gt;Learn more&lt;/a&gt;
+    Manage your signed-in accounts. Websites, apps, and extensions in Chrome and Google Play may use these accounts to customize your experience, depending on permissions. <ph name="LINK_BEGIN">&lt;a&gt;</ph>Learn more<ph name="LINK_END">&lt;/a&gt;</ph>
+  </message>
+  <message name="IDS_SETTINGS_ACCOUNT_MANAGER_CHILD_DESCRIPTION" desc="Description of the Account Manager Settings page for child users. Shown just below the title of the page.">
+    Add a school account or manage child accounts here. <ph name="LINK_BEGIN">&lt;a&gt;</ph>Learn more<ph name="LINK_END">&lt;/a&gt;</ph>
   </message>
   <message name="IDS_SETTINGS_ACCOUNT_MANAGER_LIST_HEADER" desc="List header for Account List in Account Manager Settings page.">
     Accounts

chrome/app/os_settings_strings_grdp/IDS_SETTINGS_ACCOUNT_MANAGER_CHILD_DESCRIPTION.png.sha1

+05ce55b3b1f72551dc7524643577ce67be247b25
\ No newline at end of file

chrome/browser/resources/settings/chromeos/os_people_page/account_manager.html

@@ -110,7 +110,7 @@
     <div class="settings-box first">
       <settings-localized-link
           class="account-manager-description"
-          localized-string="$i18n{accountManagerDescription}"
+          localized-string="[[getAccountManagerDescription_()]]"
           link-url="$i18nRaw{accountManagerLearnMoreUrl}">
       </settings-localized-link>
     </div>

chrome/browser/resources/settings/chromeos/os_people_page/account_manager.js

@@ -77,13 +77,25 @@ Polymer({
     return loadTimeData.getBoolean('secondaryGoogleAccountSigninAllowed');
   },
 
+  /**
+   * @return {string} account manager description text.
+   * @private
+   */
+  getAccountManagerDescription_() {
+    if (this.isChildUser_ &&
+        loadTimeData.getBoolean('isEduCoexistenceEnabled')) {
+      return loadTimeData.getString('accountManagerChildDescription');
+    }
+    return loadTimeData.getString('accountManagerDescription');
+  },
+
   /**
    * @return {string} 'Secondary Accounts disabled' message depending on
    *    account type
    * @private
    */
   getSecondaryAccountsDisabledUserMessage_() {
-    return loadTimeData.getBoolean('isChild')
+    return this.isChildUser_
       ? this.i18n('accountManagerSecondaryAccountsDisabledChildText')
       : this.i18n('accountManagerSecondaryAccountsDisabledText');
   },

chrome/browser/ui/webui/settings/chromeos/os_settings_localized_strings_provider.cc

@@ -583,6 +583,8 @@ void AddFingerprintStrings(content::WebUIDataSource* html_source) {
 void AddAccountManagerPageStrings(content::WebUIDataSource* html_source) {
   static constexpr webui::LocalizedString kLocalizedStrings[] = {
       {"accountManagerDescription", IDS_SETTINGS_ACCOUNT_MANAGER_DESCRIPTION},
+      {"accountManagerChildDescription",
+       IDS_SETTINGS_ACCOUNT_MANAGER_CHILD_DESCRIPTION},
       {"accountListHeader", IDS_SETTINGS_ACCOUNT_MANAGER_LIST_HEADER},
       {"accountManagerPrimaryAccountTooltip",
        IDS_SETTINGS_ACCOUNT_MANAGER_PRIMARY_ACCOUNT_TOOLTIP},

chrome/browser/ui/webui/settings/chromeos/os_settings_ui.cc

@@ -268,6 +268,8 @@ void OSSettingsUI::InitOSWebUIHandlers(content::WebUIDataSource* html_source) {
         "secondaryGoogleAccountSigninAllowed",
         profile->GetPrefs()->GetBoolean(
             chromeos::prefs::kSecondaryGoogleAccountSigninAllowed));
+    html_source->AddBoolean("isEduCoexistenceEnabled",
+                            features::IsEduCoexistenceEnabled());
   }
 
   web_ui()->AddMessageHandler(