mediawiki.mixins.rotation: Remove unnecessary @-o-keyframes

Opera 12, which this is meant for, understands unprefixed @keyframes.

Change-Id: Idc6c96dc343781fa894f5117869f7392c5a4aa7e

diff --git a/resources/src/mediawiki.less/mediawiki.mixins.rotation.less b/resources/src/mediawiki.less/mediawiki.mixins.rotation.less
index e28b333..85b6bd4 100644 (file)
--- a/resources/src/mediawiki.less/mediawiki.mixins.rotation.less
+++ b/resources/src/mediawiki.less/mediawiki.mixins.rotation.less
@@ -20,10 +20,6 @@
        .rotate-frames;
 }
 
-@-o-keyframes rotate {
-       .rotate-frames;
-}
-
 @keyframes rotate {
        .rotate-frames;
 }