[rAC, OSX] remove dogear for text fields.

BUG=299300
R=isherman@chromium.org

Review URL: https://codereview.chromium.org/25757004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@226890 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 226890