Profile status bar should fit its content

Height of .profiles-status-bar content is 23px + 1px border, i.e. 24px

BUG=None
R=alph@chromium.org

Review URL: https://codereview.chromium.org/151873003

git-svn-id: svn://svn.chromium.org/blink/trunk@166492 bbb929c8-8fbe-4397-9dbb-9b2b20218538