Allow profile fields to be emptied. Fixes bug #10913.

docs/changelog/7.x.x.txt

@@ -35,6 +35,7 @@
  - fixed #10955: Story Manager: unable to import packages
  - fixed #10970: Newsletter Asset: no subscribe link
  - fixed #10953: SendNewsletters Activity: Invalid template variable
+ - fixed #10913: User profiles: Impossible to delete field contents
 
 7.7.19
  - fixed #10838: Forwarded forum post email to new CS adds reply to original thread

lib/WebGUI/Account/Profile.pm

@@ -432,8 +432,8 @@ sub www_editSave {
     unless(scalar(@{$retHash->{errors}})) {
         my $profile  = $retHash->{profile};
         my $privacy  = {};
+        $session->user->update($profile);
         foreach my $fieldName (keys %{$profile}) {
-            $session->user->profileField($fieldName,$profile->{$fieldName});
             my $privacySetting     = $session->form->get("privacy_".$fieldName);
             next unless $privacySetting;
             $privacy->{$fieldName} = $privacySetting;