Re-land of "Unify logic for deciding whether m_graphicsLayer draws content"

Now records needed rebaselines for two additional tests.

BUG=409593

Review URL: https://codereview.chromium.org/541893002

git-svn-id: svn://svn.chromium.org/blink/trunk@181413 bbb929c8-8fbe-4397-9dbb-9b2b20218538