web-animations/web-animations-js — pull request #296 by steveblock (2013-06-25 00:27:47+00:00)
Title: Add accumulate argument to PathAnimationEffect constructor

This allows the accumulation attribute of a PathAnimationEffect to be set,
which previously was not possible.

Note that the patch [1] to fix this in the spec narrowly missed FPWD.

[1] https://dvcs.w3.org/hg/FXTF/rev/f55c175711df