drop receive system mail in installation (FATE#320448)

src/lib/users/dialogs/inst_user_first.rb

@@ -33,7 +33,7 @@ class InstUserFirstDialog < ::UI::InstallationDialog
     # Widgets to enable/disable depending on the selected action
     # (the first one receives the initial focus if applicable)
     WIDGETS = {
-      new_user: [:full_name, :username, :pw1, :pw2, :root_pw, :root_mail, :autologin],
+      new_user: [:full_name, :username, :pw1, :pw2, :root_pw, :autologin],
       import: [:choose_users, :import_qty_label],
       skip: []
     }
@@ -177,9 +177,6 @@ def help_text
         "<p>\nThe username and password created here are needed to log in " \
         "and work with your Linux system. With <b>Automatic Login</b> enabled, " \
         "the login procedure is skipped. This user is logged in automatically.</p>\n"
-      ) +
-      _(
-        "<p>\nHave mail for root forwarded to this user by checking <b>Receive System Mail</b>.</p>\n"
       )
 
       if import_available?
@@ -231,7 +228,6 @@ def init_user_attributes
 
       init_autologin
       init_pw_for_root
-      init_root_mail
     end
 
     # Sets the initial default value for autologin
@@ -261,12 +257,6 @@ def init_pw_for_root
       end
     end
 
-    # Sets the initial value of the flag for the user to get root's mail
-    # Requires @username to be already set
-    def init_root_mail
-      @root_mail = !@username.empty? && UsersSimple.GetRootAlias == @username
-    end
-
     # Sets the initial value for the action selection
     # Requires @users to be already set
     def init_action
@@ -388,9 +378,6 @@ def create_new_user
       UsersSimple.SetAutologinUser(
         UI.QueryWidget(Id(:autologin), :Value) ? @username : ""
       )
-      UsersSimple.SetRootAlias(
-        UI.QueryWidget(Id(:root_mail), :Value) ? @username : ""
-      )
     end
 
     def process_import_form
@@ -425,7 +412,6 @@ def set_users_list(users)
       UsersSimple.SkipRootPasswordDialog(false)
       UsersSimple.SetRootPassword("") if root_dialog_follows
       UsersSimple.SetAutologinUser("")
-      UsersSimple.SetRootAlias("")
     end
 
     def valid_username?(username)
@@ -601,10 +587,6 @@ def new_user_options
             @use_pw_for_root
           )
         ),
-        Left(
-          # checkbox label
-          CheckBox(Id(:root_mail), _("Receive S&ystem Mail"), @root_mail)
-        ),
         # checkbox label
         Left(CheckBox(Id(:autologin), _("&Automatic Login"), @autologin))
       ]