mutter-test was a script that was used to run various test on the Metacity source tree (build with different options, etc.) This likely hasn't been run once since the Metacity/Mutter branch point; remove it to avoid confusion with the new test framework in src/tests.
https://bugzilla.gnome.org/show_bug.cgi?id=736505
9dd9938 Remove obsolete mutter-test script
test/mutter-test | 332 ------------------------------------------------------
1 file changed, 332 deletions(-)
Upstream: git.gnome.org