<animateTransform type="scale"> uses '1' as effective from value, if no base value is specified and from is not given. It should start from '0'. I had that fixed before, but it got lost during merging.
Created attachment 139356 [details] Patch
Comment on attachment 139356 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=139356&action=review > Source/WebCore/ChangeLog:3 > + <animateTransform type="scale"> uses '1' as effective from value, if no base value is specified and from is not given The bug title is confusing. It is not clear that using '1' is a wrong behavior or what the right one would be.
Committed r115566: <http://trac.webkit.org/changeset/115566>