insist in a domain in .ui files

and just check .ui files for those .ui-specific patterns

Change-Id: If7b9c8779f7592db5b22ab96058dd85666ca9bdf
Reviewed-on: https://gerrit.libreoffice.org/42160Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

.git-hooks/pre-commit

@@ -86,17 +86,20 @@ sub check_whitespaces($)
             }
             if (/<property name="use_markup">True<\/property>/)
             {
-                bad_line("use font attributes instead of use-markup", $_, $src_limited);
+                bad_line("use font attributes instead of use-markup", $_, "ui");
             }
             if (/<property name="tooltip_markup"/ )
             {
-                bad_line("use tooltip_text instead of tooltip_markup", $_, $src_limited);
+                bad_line("use tooltip_text instead of tooltip_markup", $_, "ui");
             }
             if ((/translatable="yes"/) and not(/context=/))
             {
-                bad_line("translatable .ui file line without context", $_, $src_limited);
+                bad_line("translatable .ui file line without context", $_, "ui");
+            }
+            if ((/<interface/) and not(/domain=/))
+            {
+                bad_line(".ui file without translation domain", $_, "ui");
             }
-
         }
     }
     if ( $found_bad)