RenderLayerCompositor::recursiveRepaintLayer needs to updateLayerListsIfNeeded

This function is iterating the stacking tree. It needs to ensure that the
stacking tree is up-to-date.

TBR=esprehn@chromium.org

Review URL: https://codereview.chromium.org/331923002

git-svn-id: svn://svn.chromium.org/blink/trunk@176119 bbb929c8-8fbe-4397-9dbb-9b2b20218538