1. Find the real style names early, to avoid re-triggering style
application when STYLE arguments use wrong case;
2. Also check a (rare) case when both immediate and delayed styles
are the same as currently applied.
Change-Id: Id8ab2e321ede6d0f8f05ac5d1e63ade0212e5865
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/146775
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
208a4ecafa