More rebaselines following r153388 and r152785

TBR=ojan,jchaffraix@chromium.org
BUG=

Review URL: https://codereview.chromium.org/18234005

git-svn-id: svn://svn.chromium.org/blink/trunk@153409 bbb929c8-8fbe-4397-9dbb-9b2b20218538
DevTools: [CodeMirror] fix popover

This patch fixes the regression which completely broke popover so that
it doesn't show up anymore. The regression was caused by r153329.

BUG=
R=apavlov@chromium.org

Review URL: https://codereview.chromium.org/18504002

git-svn-id: svn://svn.chromium.org/blink/trunk@153410 bbb929c8-8fbe-4397-9dbb-9b2b20218538