https://bugs.webkit.org/show_bug.cgi?id=120012

Reviewed by Noam Rosenthal.

Schedule animation timer after scheduling a layer flush. This way it
won't overwrite animation timer with "0", thus avoiding 100% cpu usage.

* WebProcess/WebPage/CoordinatedGraphics/CoordinatedLayerTreeHost.cpp:
(WebKit::CoordinatedLayerTreeHost::scheduleAnimation):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@154711 268f45cc-cd09-0410-ab3c-d52691b4dbfc