Web Animations: Remove paused and finished from AnimationPlayer

Replaced by AnimationPlayer.playState

BUG=396366

Review URL: https://codereview.chromium.org/552933002

git-svn-id: svn://svn.chromium.org/blink/trunk@181592 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Refactor CTFailures._processFailuresForRangeGroup.

Avoid duplicate array traversals, and clarify what the code is trying to do.

Review URL: https://codereview.chromium.org/538293002

git-svn-id: svn://svn.chromium.org/blink/trunk@181593 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Move builderList creation to ct-failure-card

Another change needed for https://codereview.chromium.org/502293003/

I believe this also fixes a bug I introduced where builderList
was not updated when failures change :(

R=ojan@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/541123002

git-svn-id: svn://svn.chromium.org/blink/trunk@181594 bbb929c8-8fbe-4397-9dbb-9b2b20218538