Start to implicitly include \n in rc_header_format.
Certain tools such as ninja perform escaping on the arguments passed to grit
and that makes it difficult to pass \n at the end of the rc_header_format.
This CL makes the new line at the end implicit by adding automatically.
BUG=338759
Landing for aurimas@chromium.org, patch from issue 183513005.
Review URL: https://codereview.chromium.org/176993010
git-svn-id: http://grit-i18n.googlecode.com/svn/trunk@155 7262f16d-afe8-6277-6482-052fa10e57b1
3 files changed