Rerebaseline two repaint tests

These two collided in a rebaseline between repaint-after-layout changes
and forc ecompositing mode repaint test changes.  The results are
correct and just need a new baseline.

BUG=369419

Review URL: https://codereview.chromium.org/268773005

git-svn-id: svn://svn.chromium.org/blink/trunk@173231 bbb929c8-8fbe-4397-9dbb-9b2b20218538