Rebaseline failing Mac tests on editing/selection
Rebaseline failing Mac tests on editing/selection

Other bots are passing these tests, so the Mac test results probably
need to be rebaselined.  The image diffs are very small.

BUG=440964
TBR=rtoy@chromium.org,lushnikov@chromium.org

Review URL: https://codereview.chromium.org/793053003

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@186896 bbb929c8-8fbe-4397-9dbb-9b2b20218538

axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk